Home / 26,219.16-36,178.38-15,039

Finding the Fourth Proportional to 26,219.16, 36,178.38 and 15,039

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Solution

The fourth proportional to 26,219.16, 36,178.38 and 15,039 is: 20,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.16 : 36,178.38 = 15,039 : x
  2. Step 2: Convert to fraction form
    26,219.16/36,178.38 = 15,039/x
  3. Step 3: Cross multiply
    26,219.16x = 36,178.38 × 15,039
  4. Step 4: Simplify right side
    26,219.16x = 544,086,656.82
  5. Step 5: Solve for x
    x = 544,086,656.82/26,219.16
  6. Step 6: Final answer
    x = 20,751.49

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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.