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Finding the Fourth Proportional to 35,502.71, 53,254.46 and 10,542.15

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Solution

The fourth proportional to 35,502.71, 53,254.46 and 10,542.15 is: 15,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,502.71 : 53,254.46 = 10,542.15 : x
  2. Step 2: Convert to fraction form
    35,502.71/53,254.46 = 10,542.15/x
  3. Step 3: Cross multiply
    35,502.71x = 53,254.46 × 10,542.15
  4. Step 4: Simplify right side
    35,502.71x = 561,416,531.84
  5. Step 5: Solve for x
    x = 561,416,531.84/35,502.71
  6. Step 6: Final answer
    x = 15,813.35

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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.