Home / 26,132.64-39,172.10-10,331.24

Finding the Fourth Proportional to 26,132.64, 39,172.10 and 10,331.24

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Solution

The fourth proportional to 26,132.64, 39,172.10 and 10,331.24 is: 15,486.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,132.64 : 39,172.10 = 10,331.24 : x
  2. Step 2: Convert to fraction form
    26,132.64/39,172.10 = 10,331.24/x
  3. Step 3: Cross multiply
    26,132.64x = 39,172.10 × 10,331.24
  4. Step 4: Simplify right side
    26,132.64x = 404,696,366.40
  5. Step 5: Solve for x
    x = 404,696,366.40/26,132.64
  6. Step 6: Final answer
    x = 15,486.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.