Home / 32,189.76-44,421.60-18,042.72

Finding the Fourth Proportional to 32,189.76, 44,421.60 and 18,042.72

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Solution

The fourth proportional to 32,189.76, 44,421.60 and 18,042.72 is: 24,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,189.76 : 44,421.60 = 18,042.72 : x
  2. Step 2: Convert to fraction form
    32,189.76/44,421.60 = 18,042.72/x
  3. Step 3: Cross multiply
    32,189.76x = 44,421.60 × 18,042.72
  4. Step 4: Simplify right side
    32,189.76x = 801,486,490.75
  5. Step 5: Solve for x
    x = 801,486,490.75/32,189.76
  6. Step 6: Final answer
    x = 24,898.80

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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.