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Finding the Fourth Proportional to 29,951.64, 44,939.10 and 12,417

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Solution

The fourth proportional to 29,951.64, 44,939.10 and 12,417 is: 18,630.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,951.64 : 44,939.10 = 12,417 : x
  2. Step 2: Convert to fraction form
    29,951.64/44,939.10 = 12,417/x
  3. Step 3: Cross multiply
    29,951.64x = 44,939.10 × 12,417
  4. Step 4: Simplify right side
    29,951.64x = 558,008,804.70
  5. Step 5: Solve for x
    x = 558,008,804.70/29,951.64
  6. Step 6: Final answer
    x = 18,630.33

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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.