Home / 16,359.30-22,575.51-9,645.21

Finding the Fourth Proportional to 16,359.30, 22,575.51 and 9,645.21

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Solution

The fourth proportional to 16,359.30, 22,575.51 and 9,645.21 is: 13,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,359.30 : 22,575.51 = 9,645.21 : x
  2. Step 2: Convert to fraction form
    16,359.30/22,575.51 = 9,645.21/x
  3. Step 3: Cross multiply
    16,359.30x = 22,575.51 × 9,645.21
  4. Step 4: Simplify right side
    16,359.30x = 217,745,534.81
  5. Step 5: Solve for x
    x = 217,745,534.81/16,359.30
  6. Step 6: Final answer
    x = 13,310.20

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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.