Home / 16,225.04-22,390.76-9,937.42

Finding the Fourth Proportional to 16,225.04, 22,390.76 and 9,937.42

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Solution

The fourth proportional to 16,225.04, 22,390.76 and 9,937.42 is: 13,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,225.04 : 22,390.76 = 9,937.42 : x
  2. Step 2: Convert to fraction form
    16,225.04/22,390.76 = 9,937.42/x
  3. Step 3: Cross multiply
    16,225.04x = 22,390.76 × 9,937.42
  4. Step 4: Simplify right side
    16,225.04x = 222,506,355.11
  5. Step 5: Solve for x
    x = 222,506,355.11/16,225.04
  6. Step 6: Final answer
    x = 13,713.76

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Half scale
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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.