Home / 16,398.29-22,635.49-9,683.95

Finding the Fourth Proportional to 16,398.29, 22,635.49 and 9,683.95

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Solution

The fourth proportional to 16,398.29, 22,635.49 and 9,683.95 is: 13,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,398.29 : 22,635.49 = 9,683.95 : x
  2. Step 2: Convert to fraction form
    16,398.29/22,635.49 = 9,683.95/x
  3. Step 3: Cross multiply
    16,398.29x = 22,635.49 × 9,683.95
  4. Step 4: Simplify right side
    16,398.29x = 219,200,842.29
  5. Step 5: Solve for x
    x = 219,200,842.29/16,398.29
  6. Step 6: Final answer
    x = 13,367.30

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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.