Home / 40,873.47-61,310.24-12,795.92

Finding the Fourth Proportional to 40,873.47, 61,310.24 and 12,795.92

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Solution

The fourth proportional to 40,873.47, 61,310.24 and 12,795.92 is: 19,193.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,873.47 : 61,310.24 = 12,795.92 : x
  2. Step 2: Convert to fraction form
    40,873.47/61,310.24 = 12,795.92/x
  3. Step 3: Cross multiply
    40,873.47x = 61,310.24 × 12,795.92
  4. Step 4: Simplify right side
    40,873.47x = 784,520,926.22
  5. Step 5: Solve for x
    x = 784,520,926.22/40,873.47
  6. Step 6: Final answer
    x = 19,193.89

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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.