Home / 32,697.59-45,121.13-18,162.72

Finding the Fourth Proportional to 32,697.59, 45,121.13 and 18,162.72

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Solution

The fourth proportional to 32,697.59, 45,121.13 and 18,162.72 is: 25,063.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,697.59 : 45,121.13 = 18,162.72 : x
  2. Step 2: Convert to fraction form
    32,697.59/45,121.13 = 18,162.72/x
  3. Step 3: Cross multiply
    32,697.59x = 45,121.13 × 18,162.72
  4. Step 4: Simplify right side
    32,697.59x = 819,522,360.53
  5. Step 5: Solve for x
    x = 819,522,360.53/32,697.59
  6. Step 6: Final answer
    x = 25,063.69

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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.