Home / 41,142.12-61,703.56-11,562.80

Finding the Fourth Proportional to 41,142.12, 61,703.56 and 11,562.80

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Solution

The fourth proportional to 41,142.12, 61,703.56 and 11,562.80 is: 17,341.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,142.12 : 61,703.56 = 11,562.80 : x
  2. Step 2: Convert to fraction form
    41,142.12/61,703.56 = 11,562.80/x
  3. Step 3: Cross multiply
    41,142.12x = 61,703.56 × 11,562.80
  4. Step 4: Simplify right side
    41,142.12x = 713,465,923.57
  5. Step 5: Solve for x
    x = 713,465,923.57/41,142.12
  6. Step 6: Final answer
    x = 17,341.50

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1.5x scale

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.