Home / 43,726.16-65,573.15-15,638.60

Finding the Fourth Proportional to 43,726.16, 65,573.15 and 15,638.60

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Solution

The fourth proportional to 43,726.16, 65,573.15 and 15,638.60 is: 23,452.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,726.16 : 65,573.15 = 15,638.60 : x
  2. Step 2: Convert to fraction form
    43,726.16/65,573.15 = 15,638.60/x
  3. Step 3: Cross multiply
    43,726.16x = 65,573.15 × 15,638.60
  4. Step 4: Simplify right side
    43,726.16x = 1,025,472,349.33
  5. Step 5: Solve for x
    x = 1,025,472,349.33/43,726.16
  6. Step 6: Final answer
    x = 23,452.15

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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.