Home / 42,269.65-63,397.38-14,186.54

Finding the Fourth Proportional to 42,269.65, 63,397.38 and 14,186.54

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Solution

The fourth proportional to 42,269.65, 63,397.38 and 14,186.54 is: 21,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,269.65 : 63,397.38 = 14,186.54 : x
  2. Step 2: Convert to fraction form
    42,269.65/63,397.38 = 14,186.54/x
  3. Step 3: Cross multiply
    42,269.65x = 63,397.38 × 14,186.54
  4. Step 4: Simplify right side
    42,269.65x = 899,389,678.96
  5. Step 5: Solve for x
    x = 899,389,678.96/42,269.65
  6. Step 6: Final answer
    x = 21,277.44

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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.