Home / 20,233.16-30,343.18-7,752.52

Finding the Fourth Proportional to 20,233.16, 30,343.18 and 7,752.52

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Solution

The fourth proportional to 20,233.16, 30,343.18 and 7,752.52 is: 11,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.16 : 30,343.18 = 7,752.52 : x
  2. Step 2: Convert to fraction form
    20,233.16/30,343.18 = 7,752.52/x
  3. Step 3: Cross multiply
    20,233.16x = 30,343.18 × 7,752.52
  4. Step 4: Simplify right side
    20,233.16x = 235,236,109.81
  5. Step 5: Solve for x
    x = 235,236,109.81/20,233.16
  6. Step 6: Final answer
    x = 11,626.27

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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.