Home / 40,275.20-60,424.96-12,573.44

Finding the Fourth Proportional to 40,275.20, 60,424.96 and 12,573.44

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Solution

The fourth proportional to 40,275.20, 60,424.96 and 12,573.44 is: 18,863.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,275.20 : 60,424.96 = 12,573.44 : x
  2. Step 2: Convert to fraction form
    40,275.20/60,424.96 = 12,573.44/x
  3. Step 3: Cross multiply
    40,275.20x = 60,424.96 × 12,573.44
  4. Step 4: Simplify right side
    40,275.20x = 759,749,609.06
  5. Step 5: Solve for x
    x = 759,749,609.06/40,275.20
  6. Step 6: Final answer
    x = 18,863.96

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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.