Home / 40,294.60-60,439.48-12,214.16

Finding the Fourth Proportional to 40,294.60, 60,439.48 and 12,214.16

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Solution

The fourth proportional to 40,294.60, 60,439.48 and 12,214.16 is: 18,320.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,294.60 : 60,439.48 = 12,214.16 : x
  2. Step 2: Convert to fraction form
    40,294.60/60,439.48 = 12,214.16/x
  3. Step 3: Cross multiply
    40,294.60x = 60,439.48 × 12,214.16
  4. Step 4: Simplify right side
    40,294.60x = 738,217,479.04
  5. Step 5: Solve for x
    x = 738,217,479.04/40,294.60
  6. Step 6: Final answer
    x = 18,320.51

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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.