Home / 40,853.77-61,284.19-11,271.61

Finding the Fourth Proportional to 40,853.77, 61,284.19 and 11,271.61

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Solution

The fourth proportional to 40,853.77, 61,284.19 and 11,271.61 is: 16,908.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,853.77 : 61,284.19 = 11,271.61 : x
  2. Step 2: Convert to fraction form
    40,853.77/61,284.19 = 11,271.61/x
  3. Step 3: Cross multiply
    40,853.77x = 61,284.19 × 11,271.61
  4. Step 4: Simplify right side
    40,853.77x = 690,771,488.85
  5. Step 5: Solve for x
    x = 690,771,488.85/40,853.77
  6. Step 6: Final answer
    x = 16,908.39

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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.