Home / 43,225.57-64,867.49-15,145.89

Finding the Fourth Proportional to 43,225.57, 64,867.49 and 15,145.89

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Solution

The fourth proportional to 43,225.57, 64,867.49 and 15,145.89 is: 22,729.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,225.57 : 64,867.49 = 15,145.89 : x
  2. Step 2: Convert to fraction form
    43,225.57/64,867.49 = 15,145.89/x
  3. Step 3: Cross multiply
    43,225.57x = 64,867.49 × 15,145.89
  4. Step 4: Simplify right side
    43,225.57x = 982,475,648.53
  5. Step 5: Solve for x
    x = 982,475,648.53/43,225.57
  6. Step 6: Final answer
    x = 22,729.04

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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.