Home / 35,186.74-48,545.65-20,068.54

Finding the Fourth Proportional to 35,186.74, 48,545.65 and 20,068.54

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Solution

The fourth proportional to 35,186.74, 48,545.65 and 20,068.54 is: 27,687.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,186.74 : 48,545.65 = 20,068.54 : x
  2. Step 2: Convert to fraction form
    35,186.74/48,545.65 = 20,068.54/x
  3. Step 3: Cross multiply
    35,186.74x = 48,545.65 × 20,068.54
  4. Step 4: Simplify right side
    35,186.74x = 974,240,318.85
  5. Step 5: Solve for x
    x = 974,240,318.85/35,186.74
  6. Step 6: Final answer
    x = 27,687.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.