Home / 40,268.43-60,378.71-15,310.30

Finding the Fourth Proportional to 40,268.43, 60,378.71 and 15,310.30

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Solution

The fourth proportional to 40,268.43, 60,378.71 and 15,310.30 is: 22,956.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,268.43 : 60,378.71 = 15,310.30 : x
  2. Step 2: Convert to fraction form
    40,268.43/60,378.71 = 15,310.30/x
  3. Step 3: Cross multiply
    40,268.43x = 60,378.71 × 15,310.30
  4. Step 4: Simplify right side
    40,268.43x = 924,416,248.76
  5. Step 5: Solve for x
    x = 924,416,248.76/40,268.43
  6. Step 6: Final answer
    x = 22,956.35

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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.