Home / 41,011.11-61,518.83-11,428.83

Finding the Fourth Proportional to 41,011.11, 61,518.83 and 11,428.83

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Solution

The fourth proportional to 41,011.11, 61,518.83 and 11,428.83 is: 17,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,011.11 : 61,518.83 = 11,428.83 : x
  2. Step 2: Convert to fraction form
    41,011.11/61,518.83 = 11,428.83/x
  3. Step 3: Cross multiply
    41,011.11x = 61,518.83 × 11,428.83
  4. Step 4: Simplify right side
    41,011.11x = 703,088,192.72
  5. Step 5: Solve for x
    x = 703,088,192.72/41,011.11
  6. Step 6: Final answer
    x = 17,143.85

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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.