Home / 44,830.20-67,254.16-13,240.81

Finding the Fourth Proportional to 44,830.20, 67,254.16 and 13,240.81

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Solution

The fourth proportional to 44,830.20, 67,254.16 and 13,240.81 is: 19,863.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,830.20 : 67,254.16 = 13,240.81 : x
  2. Step 2: Convert to fraction form
    44,830.20/67,254.16 = 13,240.81/x
  3. Step 3: Cross multiply
    44,830.20x = 67,254.16 × 13,240.81
  4. Step 4: Simplify right side
    44,830.20x = 890,499,554.27
  5. Step 5: Solve for x
    x = 890,499,554.27/44,830.20
  6. Step 6: Final answer
    x = 19,863.83

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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.