Home / 52,965.14-79,446.68-21,374.36

Finding the Fourth Proportional to 52,965.14, 79,446.68 and 21,374.36

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Solution

The fourth proportional to 52,965.14, 79,446.68 and 21,374.36 is: 32,061.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,965.14 : 79,446.68 = 21,374.36 : x
  2. Step 2: Convert to fraction form
    52,965.14/79,446.68 = 21,374.36/x
  3. Step 3: Cross multiply
    52,965.14x = 79,446.68 × 21,374.36
  4. Step 4: Simplify right side
    52,965.14x = 1,698,121,939.12
  5. Step 5: Solve for x
    x = 1,698,121,939.12/52,965.14
  6. Step 6: Final answer
    x = 32,061.12

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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.