Home / 41,275.02-61,854.18-20,513.10

Finding the Fourth Proportional to 41,275.02, 61,854.18 and 20,513.10

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Solution

The fourth proportional to 41,275.02, 61,854.18 and 20,513.10 is: 30,740.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,275.02 : 61,854.18 = 20,513.10 : x
  2. Step 2: Convert to fraction form
    41,275.02/61,854.18 = 20,513.10/x
  3. Step 3: Cross multiply
    41,275.02x = 61,854.18 × 20,513.10
  4. Step 4: Simplify right side
    41,275.02x = 1,268,820,979.76
  5. Step 5: Solve for x
    x = 1,268,820,979.76/41,275.02
  6. Step 6: Final answer
    x = 30,740.65

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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.