Home / 40,276.04-60,422.40-12,197.64

Finding the Fourth Proportional to 40,276.04, 60,422.40 and 12,197.64

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Solution

The fourth proportional to 40,276.04, 60,422.40 and 12,197.64 is: 18,298.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,276.04 : 60,422.40 = 12,197.64 : x
  2. Step 2: Convert to fraction form
    40,276.04/60,422.40 = 12,197.64/x
  3. Step 3: Cross multiply
    40,276.04x = 60,422.40 × 12,197.64
  4. Step 4: Simplify right side
    40,276.04x = 737,010,683.14
  5. Step 5: Solve for x
    x = 737,010,683.14/40,276.04
  6. Step 6: Final answer
    x = 18,298.99

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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.