Home / 14,233.10-21,349.65-9,308.30

Finding the Fourth Proportional to 14,233.10, 21,349.65 and 9,308.30

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Solution

The fourth proportional to 14,233.10, 21,349.65 and 9,308.30 is: 13,962.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,233.10 : 21,349.65 = 9,308.30 : x
  2. Step 2: Convert to fraction form
    14,233.10/21,349.65 = 9,308.30/x
  3. Step 3: Cross multiply
    14,233.10x = 21,349.65 × 9,308.30
  4. Step 4: Simplify right side
    14,233.10x = 198,728,947.10
  5. Step 5: Solve for x
    x = 198,728,947.10/14,233.10
  6. Step 6: Final answer
    x = 13,962.45

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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.