Home / 12,562.30-17,337.36-8,029.16

Finding the Fourth Proportional to 12,562.30, 17,337.36 and 8,029.16

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Solution

The fourth proportional to 12,562.30, 17,337.36 and 8,029.16 is: 11,081.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.30 : 17,337.36 = 8,029.16 : x
  2. Step 2: Convert to fraction form
    12,562.30/17,337.36 = 8,029.16/x
  3. Step 3: Cross multiply
    12,562.30x = 17,337.36 × 8,029.16
  4. Step 4: Simplify right side
    12,562.30x = 139,204,437.42
  5. Step 5: Solve for x
    x = 139,204,437.42/12,562.30
  6. Step 6: Final answer
    x = 11,081.13

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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.