Home / 23,465.90-32,385.26-13,395.86

Finding the Fourth Proportional to 23,465.90, 32,385.26 and 13,395.86

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Solution

The fourth proportional to 23,465.90, 32,385.26 and 13,395.86 is: 18,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,465.90 : 32,385.26 = 13,395.86 : x
  2. Step 2: Convert to fraction form
    23,465.90/32,385.26 = 13,395.86/x
  3. Step 3: Cross multiply
    23,465.90x = 32,385.26 × 13,395.86
  4. Step 4: Simplify right side
    23,465.90x = 433,828,180.12
  5. Step 5: Solve for x
    x = 433,828,180.12/23,465.90
  6. Step 6: Final answer
    x = 18,487.60

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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.