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Finding the Fourth Proportional to 29,478.70, 44,234.25 and 13,895.92

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Solution

The fourth proportional to 29,478.70, 44,234.25 and 13,895.92 is: 20,851.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,478.70 : 44,234.25 = 13,895.92 : x
  2. Step 2: Convert to fraction form
    29,478.70/44,234.25 = 13,895.92/x
  3. Step 3: Cross multiply
    29,478.70x = 44,234.25 × 13,895.92
  4. Step 4: Simplify right side
    29,478.70x = 614,675,599.26
  5. Step 5: Solve for x
    x = 614,675,599.26/29,478.70
  6. Step 6: Final answer
    x = 20,851.52

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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.