Home / 26,546.20-36,630.84-15,218.76

Finding the Fourth Proportional to 26,546.20, 36,630.84 and 15,218.76

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Solution

The fourth proportional to 26,546.20, 36,630.84 and 15,218.76 is: 21,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,546.20 : 36,630.84 = 15,218.76 : x
  2. Step 2: Convert to fraction form
    26,546.20/36,630.84 = 15,218.76/x
  3. Step 3: Cross multiply
    26,546.20x = 36,630.84 × 15,218.76
  4. Step 4: Simplify right side
    26,546.20x = 557,475,962.56
  5. Step 5: Solve for x
    x = 557,475,962.56/26,546.20
  6. Step 6: Final answer
    x = 21,000.22

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Half scale
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Double scale
Find fourth proportional to 26,547.20, 36,632.22 and 15,219.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.