Home / 32,747.55-45,155.93-22,118.73

Finding the Fourth Proportional to 32,747.55, 45,155.93 and 22,118.73

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Solution

The fourth proportional to 32,747.55, 45,155.93 and 22,118.73 is: 30,499.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,747.55 : 45,155.93 = 22,118.73 : x
  2. Step 2: Convert to fraction form
    32,747.55/45,155.93 = 22,118.73/x
  3. Step 3: Cross multiply
    32,747.55x = 45,155.93 × 22,118.73
  4. Step 4: Simplify right side
    32,747.55x = 998,791,712.98
  5. Step 5: Solve for x
    x = 998,791,712.98/32,747.55
  6. Step 6: Final answer
    x = 30,499.74

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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.