Home / 49,353.51-74,029.05-15,621.87

Finding the Fourth Proportional to 49,353.51, 74,029.05 and 15,621.87

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Solution

The fourth proportional to 49,353.51, 74,029.05 and 15,621.87 is: 23,432.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,353.51 : 74,029.05 = 15,621.87 : x
  2. Step 2: Convert to fraction form
    49,353.51/74,029.05 = 15,621.87/x
  3. Step 3: Cross multiply
    49,353.51x = 74,029.05 × 15,621.87
  4. Step 4: Simplify right side
    49,353.51x = 1,156,472,195.32
  5. Step 5: Solve for x
    x = 1,156,472,195.32/49,353.51
  6. Step 6: Final answer
    x = 23,432.42

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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.