Home / 39,953.76-55,132.98-22,046.34

Finding the Fourth Proportional to 39,953.76, 55,132.98 and 22,046.34

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Solution

The fourth proportional to 39,953.76, 55,132.98 and 22,046.34 is: 30,422.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.76 : 55,132.98 = 22,046.34 : x
  2. Step 2: Convert to fraction form
    39,953.76/55,132.98 = 22,046.34/x
  3. Step 3: Cross multiply
    39,953.76x = 55,132.98 × 22,046.34
  4. Step 4: Simplify right side
    39,953.76x = 1,215,480,422.29
  5. Step 5: Solve for x
    x = 1,215,480,422.29/39,953.76
  6. Step 6: Final answer
    x = 30,422.18

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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.