Home / 14,151.10-21,226.65-9,226.30

Finding the Fourth Proportional to 14,151.10, 21,226.65 and 9,226.30

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Solution

The fourth proportional to 14,151.10, 21,226.65 and 9,226.30 is: 13,839.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,151.10 : 21,226.65 = 9,226.30 : x
  2. Step 2: Convert to fraction form
    14,151.10/21,226.65 = 9,226.30/x
  3. Step 3: Cross multiply
    14,151.10x = 21,226.65 × 9,226.30
  4. Step 4: Simplify right side
    14,151.10x = 195,843,440.90
  5. Step 5: Solve for x
    x = 195,843,440.90/14,151.10
  6. Step 6: Final answer
    x = 13,839.45

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Half scale
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Double scale
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Similar ratio
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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.