Home / 47,478.88-65,515.17-26,255.26

Finding the Fourth Proportional to 47,478.88, 65,515.17 and 26,255.26

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Solution

The fourth proportional to 47,478.88, 65,515.17 and 26,255.26 is: 36,229.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.88 : 65,515.17 = 26,255.26 : x
  2. Step 2: Convert to fraction form
    47,478.88/65,515.17 = 26,255.26/x
  3. Step 3: Cross multiply
    47,478.88x = 65,515.17 × 26,255.26
  4. Step 4: Simplify right side
    47,478.88x = 1,720,117,822.29
  5. Step 5: Solve for x
    x = 1,720,117,822.29/47,478.88
  6. Step 6: Final answer
    x = 36,229.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.