Home / 40,627.76-56,056.20-25,522.88

Finding the Fourth Proportional to 40,627.76, 56,056.20 and 25,522.88

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Solution

The fourth proportional to 40,627.76, 56,056.20 and 25,522.88 is: 35,215.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,627.76 : 56,056.20 = 25,522.88 : x
  2. Step 2: Convert to fraction form
    40,627.76/56,056.20 = 25,522.88/x
  3. Step 3: Cross multiply
    40,627.76x = 56,056.20 × 25,522.88
  4. Step 4: Simplify right side
    40,627.76x = 1,430,715,665.86
  5. Step 5: Solve for x
    x = 1,430,715,665.86/40,627.76
  6. Step 6: Final answer
    x = 35,215.22

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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.