Home / 52,376.96-72,281.71-28,505.14

Finding the Fourth Proportional to 52,376.96, 72,281.71 and 28,505.14

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Solution

The fourth proportional to 52,376.96, 72,281.71 and 28,505.14 is: 39,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,376.96 : 72,281.71 = 28,505.14 : x
  2. Step 2: Convert to fraction form
    52,376.96/72,281.71 = 28,505.14/x
  3. Step 3: Cross multiply
    52,376.96x = 72,281.71 × 28,505.14
  4. Step 4: Simplify right side
    52,376.96x = 2,060,400,262.99
  5. Step 5: Solve for x
    x = 2,060,400,262.99/52,376.96
  6. Step 6: Final answer
    x = 39,337.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.