Home / 40,276.40-60,414.30-12,196.40

Finding the Fourth Proportional to 40,276.40, 60,414.30 and 12,196.40

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Solution

The fourth proportional to 40,276.40, 60,414.30 and 12,196.40 is: 18,294.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.40 : 60,414.30 = 12,196.40 : x
  2. Step 2: Convert to fraction form
    40,276.40/60,414.30 = 12,196.40/x
  3. Step 3: Cross multiply
    40,276.40x = 60,414.30 × 12,196.40
  4. Step 4: Simplify right side
    40,276.40x = 736,836,968.52
  5. Step 5: Solve for x
    x = 736,836,968.52/40,276.40
  6. Step 6: Final answer
    x = 18,294.51

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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.