Home / 40,257.61-55,555.62-22,352.66

Finding the Fourth Proportional to 40,257.61, 55,555.62 and 22,352.66

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Solution

The fourth proportional to 40,257.61, 55,555.62 and 22,352.66 is: 30,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,257.61 : 55,555.62 = 22,352.66 : x
  2. Step 2: Convert to fraction form
    40,257.61/55,555.62 = 22,352.66/x
  3. Step 3: Cross multiply
    40,257.61x = 55,555.62 × 22,352.66
  4. Step 4: Simplify right side
    40,257.61x = 1,241,815,857.42
  5. Step 5: Solve for x
    x = 1,241,815,857.42/40,257.61
  6. Step 6: Final answer
    x = 30,846.74

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Double scale
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1.5x scale

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.