Home / 40,079.11-55,562.11-37,946.10

Finding the Fourth Proportional to 40,079.11, 55,562.11 and 37,946.10

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Solution

The fourth proportional to 40,079.11, 55,562.11 and 37,946.10 is: 52,605.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,079.11 : 55,562.11 = 37,946.10 : x
  2. Step 2: Convert to fraction form
    40,079.11/55,562.11 = 37,946.10/x
  3. Step 3: Cross multiply
    40,079.11x = 55,562.11 × 37,946.10
  4. Step 4: Simplify right side
    40,079.11x = 2,108,365,382.27
  5. Step 5: Solve for x
    x = 2,108,365,382.27/40,079.11
  6. Step 6: Final answer
    x = 52,605.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.