Home / 52,002.19-78,002.88-27,029.35

Finding the Fourth Proportional to 52,002.19, 78,002.88 and 27,029.35

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Solution

The fourth proportional to 52,002.19, 78,002.88 and 27,029.35 is: 40,543.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002.19 : 78,002.88 = 27,029.35 : x
  2. Step 2: Convert to fraction form
    52,002.19/78,002.88 = 27,029.35/x
  3. Step 3: Cross multiply
    52,002.19x = 78,002.88 × 27,029.35
  4. Step 4: Simplify right side
    52,002.19x = 2,108,367,144.53
  5. Step 5: Solve for x
    x = 2,108,367,144.53/52,002.19
  6. Step 6: Final answer
    x = 40,543.81

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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.