Home / 43,407.92-65,132.15-15,349.23

Finding the Fourth Proportional to 43,407.92, 65,132.15 and 15,349.23

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Solution

The fourth proportional to 43,407.92, 65,132.15 and 15,349.23 is: 23,031.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,407.92 : 65,132.15 = 15,349.23 : x
  2. Step 2: Convert to fraction form
    43,407.92/65,132.15 = 15,349.23/x
  3. Step 3: Cross multiply
    43,407.92x = 65,132.15 × 15,349.23
  4. Step 4: Simplify right side
    43,407.92x = 999,728,274.00
  5. Step 5: Solve for x
    x = 999,728,274.00/43,407.92
  6. Step 6: Final answer
    x = 23,031.01

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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.