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Finding the Fourth Proportional to 34,292.52, 51,435.10 and 10,917.13

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Solution

The fourth proportional to 34,292.52, 51,435.10 and 10,917.13 is: 16,374.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,292.52 : 51,435.10 = 10,917.13 : x
  2. Step 2: Convert to fraction form
    34,292.52/51,435.10 = 10,917.13/x
  3. Step 3: Cross multiply
    34,292.52x = 51,435.10 × 10,917.13
  4. Step 4: Simplify right side
    34,292.52x = 561,523,673.26
  5. Step 5: Solve for x
    x = 561,523,673.26/34,292.52
  6. Step 6: Final answer
    x = 16,374.52

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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.