Home / 47,642.76-65,759.85-29,727.18

Finding the Fourth Proportional to 47,642.76, 65,759.85 and 29,727.18

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Solution

The fourth proportional to 47,642.76, 65,759.85 and 29,727.18 is: 41,031.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,642.76 : 65,759.85 = 29,727.18 : x
  2. Step 2: Convert to fraction form
    47,642.76/65,759.85 = 29,727.18/x
  3. Step 3: Cross multiply
    47,642.76x = 65,759.85 × 29,727.18
  4. Step 4: Simplify right side
    47,642.76x = 1,954,854,897.72
  5. Step 5: Solve for x
    x = 1,954,854,897.72/47,642.76
  6. Step 6: Final answer
    x = 41,031.52

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1.5x scale

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.