Home / 52,589.52-78,885.36-15,152.40

Finding the Fourth Proportional to 52,589.52, 78,885.36 and 15,152.40

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Solution

The fourth proportional to 52,589.52, 78,885.36 and 15,152.40 is: 22,728.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,589.52 : 78,885.36 = 15,152.40 : x
  2. Step 2: Convert to fraction form
    52,589.52/78,885.36 = 15,152.40/x
  3. Step 3: Cross multiply
    52,589.52x = 78,885.36 × 15,152.40
  4. Step 4: Simplify right side
    52,589.52x = 1,195,302,528.86
  5. Step 5: Solve for x
    x = 1,195,302,528.86/52,589.52
  6. Step 6: Final answer
    x = 22,728.91

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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.