Home / 32,251.05-44,470.56-20,905.65

Finding the Fourth Proportional to 32,251.05, 44,470.56 and 20,905.65

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Solution

The fourth proportional to 32,251.05, 44,470.56 and 20,905.65 is: 28,826.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,251.05 : 44,470.56 = 20,905.65 : x
  2. Step 2: Convert to fraction form
    32,251.05/44,470.56 = 20,905.65/x
  3. Step 3: Cross multiply
    32,251.05x = 44,470.56 × 20,905.65
  4. Step 4: Simplify right side
    32,251.05x = 929,685,962.66
  5. Step 5: Solve for x
    x = 929,685,962.66/32,251.05
  6. Step 6: Final answer
    x = 28,826.53

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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.