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Finding the Fourth Proportional to 12,046.08, 16,625.04 and 7,331.04

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Solution

The fourth proportional to 12,046.08, 16,625.04 and 7,331.04 is: 10,117.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,046.08 : 16,625.04 = 7,331.04 : x
  2. Step 2: Convert to fraction form
    12,046.08/16,625.04 = 7,331.04/x
  3. Step 3: Cross multiply
    12,046.08x = 16,625.04 × 7,331.04
  4. Step 4: Simplify right side
    12,046.08x = 121,878,833.24
  5. Step 5: Solve for x
    x = 121,878,833.24/12,046.08
  6. Step 6: Final answer
    x = 10,117.72

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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.