Home / 40,405.76-60,627.04-18,224.96

Finding the Fourth Proportional to 40,405.76, 60,627.04 and 18,224.96

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Solution

The fourth proportional to 40,405.76, 60,627.04 and 18,224.96 is: 27,345.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,405.76 : 60,627.04 = 18,224.96 : x
  2. Step 2: Convert to fraction form
    40,405.76/60,627.04 = 18,224.96/x
  3. Step 3: Cross multiply
    40,405.76x = 60,627.04 × 18,224.96
  4. Step 4: Simplify right side
    40,405.76x = 1,104,925,378.92
  5. Step 5: Solve for x
    x = 1,104,925,378.92/40,405.76
  6. Step 6: Final answer
    x = 27,345.74

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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.