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Finding the Fourth Proportional to 29,472.84, 44,212.14 and 8,702.28

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Solution

The fourth proportional to 29,472.84, 44,212.14 and 8,702.28 is: 13,054.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,472.84 : 44,212.14 = 8,702.28 : x
  2. Step 2: Convert to fraction form
    29,472.84/44,212.14 = 8,702.28/x
  3. Step 3: Cross multiply
    29,472.84x = 44,212.14 × 8,702.28
  4. Step 4: Simplify right side
    29,472.84x = 384,746,421.68
  5. Step 5: Solve for x
    x = 384,746,421.68/29,472.84
  6. Step 6: Final answer
    x = 13,054.27

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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.