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Finding the Fourth Proportional to 32,478.44, 48,707.76 and 16,887.56

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Solution

The fourth proportional to 32,478.44, 48,707.76 and 16,887.56 is: 25,326.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,478.44 : 48,707.76 = 16,887.56 : x
  2. Step 2: Convert to fraction form
    32,478.44/48,707.76 = 16,887.56/x
  3. Step 3: Cross multiply
    32,478.44x = 48,707.76 × 16,887.56
  4. Step 4: Simplify right side
    32,478.44x = 822,555,219.47
  5. Step 5: Solve for x
    x = 822,555,219.47/32,478.44
  6. Step 6: Final answer
    x = 25,326.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.