Home / 40,098.40-60,115.56-19,027.84

Finding the Fourth Proportional to 40,098.40, 60,115.56 and 19,027.84

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Solution

The fourth proportional to 40,098.40, 60,115.56 and 19,027.84 is: 28,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,098.40 : 60,115.56 = 19,027.84 : x
  2. Step 2: Convert to fraction form
    40,098.40/60,115.56 = 19,027.84/x
  3. Step 3: Cross multiply
    40,098.40x = 60,115.56 × 19,027.84
  4. Step 4: Simplify right side
    40,098.40x = 1,143,869,257.19
  5. Step 5: Solve for x
    x = 1,143,869,257.19/40,098.40
  6. Step 6: Final answer
    x = 28,526.56

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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.