Home / 23,818.40-32,871.05-13,209.02

Finding the Fourth Proportional to 23,818.40, 32,871.05 and 13,209.02

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Solution

The fourth proportional to 23,818.40, 32,871.05 and 13,209.02 is: 18,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,818.40 : 32,871.05 = 13,209.02 : x
  2. Step 2: Convert to fraction form
    23,818.40/32,871.05 = 13,209.02/x
  3. Step 3: Cross multiply
    23,818.40x = 32,871.05 × 13,209.02
  4. Step 4: Simplify right side
    23,818.40x = 434,194,126.47
  5. Step 5: Solve for x
    x = 434,194,126.47/23,818.40
  6. Step 6: Final answer
    x = 18,229.36

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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.