Home / 39,445.61-54,436.31-22,452.41

Finding the Fourth Proportional to 39,445.61, 54,436.31 and 22,452.41

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Solution

The fourth proportional to 39,445.61, 54,436.31 and 22,452.41 is: 30,985.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,445.61 : 54,436.31 = 22,452.41 : x
  2. Step 2: Convert to fraction form
    39,445.61/54,436.31 = 22,452.41/x
  3. Step 3: Cross multiply
    39,445.61x = 54,436.31 × 22,452.41
  4. Step 4: Simplify right side
    39,445.61x = 1,222,225,966.56
  5. Step 5: Solve for x
    x = 1,222,225,966.56/39,445.61
  6. Step 6: Final answer
    x = 30,985.10

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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.