Home / 45,242.13-67,841.60-26,527.87

Finding the Fourth Proportional to 45,242.13, 67,841.60 and 26,527.87

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Solution

The fourth proportional to 45,242.13, 67,841.60 and 26,527.87 is: 39,779.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,242.13 : 67,841.60 = 26,527.87 : x
  2. Step 2: Convert to fraction form
    45,242.13/67,841.60 = 26,527.87/x
  3. Step 3: Cross multiply
    45,242.13x = 67,841.60 × 26,527.87
  4. Step 4: Simplify right side
    45,242.13x = 1,799,692,843.15
  5. Step 5: Solve for x
    x = 1,799,692,843.15/45,242.13
  6. Step 6: Final answer
    x = 39,779.13

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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.