Home / 29,320.60-43,948.56-13,521.14

Finding the Fourth Proportional to 29,320.60, 43,948.56 and 13,521.14

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Solution

The fourth proportional to 29,320.60, 43,948.56 and 13,521.14 is: 20,266.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320.60 : 43,948.56 = 13,521.14 : x
  2. Step 2: Convert to fraction form
    29,320.60/43,948.56 = 13,521.14/x
  3. Step 3: Cross multiply
    29,320.60x = 43,948.56 × 13,521.14
  4. Step 4: Simplify right side
    29,320.60x = 594,234,632.56
  5. Step 5: Solve for x
    x = 594,234,632.56/29,320.60
  6. Step 6: Final answer
    x = 20,266.80

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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.