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Finding the Fourth Proportional to 29,378.70, 44,063.47 and 9,657.12

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Solution

The fourth proportional to 29,378.70, 44,063.47 and 9,657.12 is: 14,484.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.70 : 44,063.47 = 9,657.12 : x
  2. Step 2: Convert to fraction form
    29,378.70/44,063.47 = 9,657.12/x
  3. Step 3: Cross multiply
    29,378.70x = 44,063.47 × 9,657.12
  4. Step 4: Simplify right side
    29,378.70x = 425,526,217.41
  5. Step 5: Solve for x
    x = 425,526,217.41/29,378.70
  6. Step 6: Final answer
    x = 14,484.17

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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.