Home / 26,280.44-36,271.68-15,670.76

Finding the Fourth Proportional to 26,280.44, 36,271.68 and 15,670.76

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Solution

The fourth proportional to 26,280.44, 36,271.68 and 15,670.76 is: 21,628.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.44 : 36,271.68 = 15,670.76 : x
  2. Step 2: Convert to fraction form
    26,280.44/36,271.68 = 15,670.76/x
  3. Step 3: Cross multiply
    26,280.44x = 36,271.68 × 15,670.76
  4. Step 4: Simplify right side
    26,280.44x = 568,404,792.08
  5. Step 5: Solve for x
    x = 568,404,792.08/26,280.44
  6. Step 6: Final answer
    x = 21,628.44

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Half scale
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Double scale
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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.