Home / 22,869.22-34,303.80-15,021.28

Finding the Fourth Proportional to 22,869.22, 34,303.80 and 15,021.28

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Solution

The fourth proportional to 22,869.22, 34,303.80 and 15,021.28 is: 22,531.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869.22 : 34,303.80 = 15,021.28 : x
  2. Step 2: Convert to fraction form
    22,869.22/34,303.80 = 15,021.28/x
  3. Step 3: Cross multiply
    22,869.22x = 34,303.80 × 15,021.28
  4. Step 4: Simplify right side
    22,869.22x = 515,286,984.86
  5. Step 5: Solve for x
    x = 515,286,984.86/22,869.22
  6. Step 6: Final answer
    x = 22,531.90

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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.