Home / 44,301.52-66,440.94-13,129.48

Finding the Fourth Proportional to 44,301.52, 66,440.94 and 13,129.48

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Solution

The fourth proportional to 44,301.52, 66,440.94 and 13,129.48 is: 19,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,301.52 : 66,440.94 = 13,129.48 : x
  2. Step 2: Convert to fraction form
    44,301.52/66,440.94 = 13,129.48/x
  3. Step 3: Cross multiply
    44,301.52x = 66,440.94 × 13,129.48
  4. Step 4: Simplify right side
    44,301.52x = 872,334,992.91
  5. Step 5: Solve for x
    x = 872,334,992.91/44,301.52
  6. Step 6: Final answer
    x = 19,690.86

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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.