Home / 17,342.29-23,929.90-9,787.51

Finding the Fourth Proportional to 17,342.29, 23,929.90 and 9,787.51

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Solution

The fourth proportional to 17,342.29, 23,929.90 and 9,787.51 is: 13,505.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,342.29 : 23,929.90 = 9,787.51 : x
  2. Step 2: Convert to fraction form
    17,342.29/23,929.90 = 9,787.51/x
  3. Step 3: Cross multiply
    17,342.29x = 23,929.90 × 9,787.51
  4. Step 4: Simplify right side
    17,342.29x = 234,214,135.55
  5. Step 5: Solve for x
    x = 234,214,135.55/17,342.29
  6. Step 6: Final answer
    x = 13,505.38

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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.