Home / 32,168.76-44,392.62-18,021.72

Finding the Fourth Proportional to 32,168.76, 44,392.62 and 18,021.72

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Solution

The fourth proportional to 32,168.76, 44,392.62 and 18,021.72 is: 24,869.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,168.76 : 44,392.62 = 18,021.72 : x
  2. Step 2: Convert to fraction form
    32,168.76/44,392.62 = 18,021.72/x
  3. Step 3: Cross multiply
    32,168.76x = 44,392.62 × 18,021.72
  4. Step 4: Simplify right side
    32,168.76x = 800,031,367.71
  5. Step 5: Solve for x
    x = 800,031,367.71/32,168.76
  6. Step 6: Final answer
    x = 24,869.82

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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.