Home / 40,351.17-55,683.78-22,445.79

Finding the Fourth Proportional to 40,351.17, 55,683.78 and 22,445.79

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Solution

The fourth proportional to 40,351.17, 55,683.78 and 22,445.79 is: 30,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,351.17 : 55,683.78 = 22,445.79 : x
  2. Step 2: Convert to fraction form
    40,351.17/55,683.78 = 22,445.79/x
  3. Step 3: Cross multiply
    40,351.17x = 55,683.78 × 22,445.79
  4. Step 4: Simplify right side
    40,351.17x = 1,249,866,432.29
  5. Step 5: Solve for x
    x = 1,249,866,432.29/40,351.17
  6. Step 6: Final answer
    x = 30,974.73

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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.