Home / 44,079.26-66,130.07-20,403.87

Finding the Fourth Proportional to 44,079.26, 66,130.07 and 20,403.87

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Solution

The fourth proportional to 44,079.26, 66,130.07 and 20,403.87 is: 30,610.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,079.26 : 66,130.07 = 20,403.87 : x
  2. Step 2: Convert to fraction form
    44,079.26/66,130.07 = 20,403.87/x
  3. Step 3: Cross multiply
    44,079.26x = 66,130.07 × 20,403.87
  4. Step 4: Simplify right side
    44,079.26x = 1,349,309,116.14
  5. Step 5: Solve for x
    x = 1,349,309,116.14/44,079.26
  6. Step 6: Final answer
    x = 30,610.98

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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.