Home / 48,422.09-72,646.97-15,142.70

Finding the Fourth Proportional to 48,422.09, 72,646.97 and 15,142.70

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Solution

The fourth proportional to 48,422.09, 72,646.97 and 15,142.70 is: 22,718.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,422.09 : 72,646.97 = 15,142.70 : x
  2. Step 2: Convert to fraction form
    48,422.09/72,646.97 = 15,142.70/x
  3. Step 3: Cross multiply
    48,422.09x = 72,646.97 × 15,142.70
  4. Step 4: Simplify right side
    48,422.09x = 1,100,070,833.67
  5. Step 5: Solve for x
    x = 1,100,070,833.67/48,422.09
  6. Step 6: Final answer
    x = 22,718.37

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1.5x scale

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.