Home / 23,009.90-34,515.14-15,162.66

Finding the Fourth Proportional to 23,009.90, 34,515.14 and 15,162.66

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Solution

The fourth proportional to 23,009.90, 34,515.14 and 15,162.66 is: 22,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,009.90 : 34,515.14 = 15,162.66 : x
  2. Step 2: Convert to fraction form
    23,009.90/34,515.14 = 15,162.66/x
  3. Step 3: Cross multiply
    23,009.90x = 34,515.14 × 15,162.66
  4. Step 4: Simplify right side
    23,009.90x = 523,341,256.86
  5. Step 5: Solve for x
    x = 523,341,256.86/23,009.90
  6. Step 6: Final answer
    x = 22,744.18

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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.