Home / 15,234.16-21,023.42-9,266.08

Finding the Fourth Proportional to 15,234.16, 21,023.42 and 9,266.08

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Solution

The fourth proportional to 15,234.16, 21,023.42 and 9,266.08 is: 12,787.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.16 : 21,023.42 = 9,266.08 : x
  2. Step 2: Convert to fraction form
    15,234.16/21,023.42 = 9,266.08/x
  3. Step 3: Cross multiply
    15,234.16x = 21,023.42 × 9,266.08
  4. Step 4: Simplify right side
    15,234.16x = 194,804,691.59
  5. Step 5: Solve for x
    x = 194,804,691.59/15,234.16
  6. Step 6: Final answer
    x = 12,787.36

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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.