Home / 40,775.47-61,178.76-15,833.01

Finding the Fourth Proportional to 40,775.47, 61,178.76 and 15,833.01

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Solution

The fourth proportional to 40,775.47, 61,178.76 and 15,833.01 is: 23,755.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,775.47 : 61,178.76 = 15,833.01 : x
  2. Step 2: Convert to fraction form
    40,775.47/61,178.76 = 15,833.01/x
  3. Step 3: Cross multiply
    40,775.47x = 61,178.76 × 15,833.01
  4. Step 4: Simplify right side
    40,775.47x = 968,644,148.29
  5. Step 5: Solve for x
    x = 968,644,148.29/40,775.47
  6. Step 6: Final answer
    x = 23,755.56

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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.