Home / 32,439.86-44,672.25-31,074.20

Finding the Fourth Proportional to 32,439.86, 44,672.25 and 31,074.20

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Solution

The fourth proportional to 32,439.86, 44,672.25 and 31,074.20 is: 42,791.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,439.86 : 44,672.25 = 31,074.20 : x
  2. Step 2: Convert to fraction form
    32,439.86/44,672.25 = 31,074.20/x
  3. Step 3: Cross multiply
    32,439.86x = 44,672.25 × 31,074.20
  4. Step 4: Simplify right side
    32,439.86x = 1,388,154,430.95
  5. Step 5: Solve for x
    x = 1,388,154,430.95/32,439.86
  6. Step 6: Final answer
    x = 42,791.63

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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.