Home / 52,364.91-72,263.88-28,491.75

Finding the Fourth Proportional to 52,364.91, 72,263.88 and 28,491.75

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Solution

The fourth proportional to 52,364.91, 72,263.88 and 28,491.75 is: 39,318.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,364.91 : 72,263.88 = 28,491.75 : x
  2. Step 2: Convert to fraction form
    52,364.91/72,263.88 = 28,491.75/x
  3. Step 3: Cross multiply
    52,364.91x = 72,263.88 × 28,491.75
  4. Step 4: Simplify right side
    52,364.91x = 2,058,924,402.99
  5. Step 5: Solve for x
    x = 2,058,924,402.99/52,364.91
  6. Step 6: Final answer
    x = 39,318.78

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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.