Home / 51,610.10-77,421.15-16,553.30

Finding the Fourth Proportional to 51,610.10, 77,421.15 and 16,553.30

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Solution

The fourth proportional to 51,610.10, 77,421.15 and 16,553.30 is: 24,831.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,610.10 : 77,421.15 = 16,553.30 : x
  2. Step 2: Convert to fraction form
    51,610.10/77,421.15 = 16,553.30/x
  3. Step 3: Cross multiply
    51,610.10x = 77,421.15 × 16,553.30
  4. Step 4: Simplify right side
    51,610.10x = 1,281,575,522.30
  5. Step 5: Solve for x
    x = 1,281,575,522.30/51,610.10
  6. Step 6: Final answer
    x = 24,831.87

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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.