Home / 49,617.09-74,423.81-12,177.27

Finding the Fourth Proportional to 49,617.09, 74,423.81 and 12,177.27

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Solution

The fourth proportional to 49,617.09, 74,423.81 and 12,177.27 is: 18,265.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,617.09 : 74,423.81 = 12,177.27 : x
  2. Step 2: Convert to fraction form
    49,617.09/74,423.81 = 12,177.27/x
  3. Step 3: Cross multiply
    49,617.09x = 74,423.81 × 12,177.27
  4. Step 4: Simplify right side
    49,617.09x = 906,278,859.24
  5. Step 5: Solve for x
    x = 906,278,859.24/49,617.09
  6. Step 6: Final answer
    x = 18,265.46

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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.