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Finding the Fourth Proportional to 14,703.87, 22,059.53 and 6,381.87

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Solution

The fourth proportional to 14,703.87, 22,059.53 and 6,381.87 is: 9,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,703.87 : 22,059.53 = 6,381.87 : x
  2. Step 2: Convert to fraction form
    14,703.87/22,059.53 = 6,381.87/x
  3. Step 3: Cross multiply
    14,703.87x = 22,059.53 × 6,381.87
  4. Step 4: Simplify right side
    14,703.87x = 140,781,020.81
  5. Step 5: Solve for x
    x = 140,781,020.81/14,703.87
  6. Step 6: Final answer
    x = 9,574.42

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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.