Home / 40,274.04-60,419.40-12,195.64

Finding the Fourth Proportional to 40,274.04, 60,419.40 and 12,195.64

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Solution

The fourth proportional to 40,274.04, 60,419.40 and 12,195.64 is: 18,295.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.04 : 60,419.40 = 12,195.64 : x
  2. Step 2: Convert to fraction form
    40,274.04/60,419.40 = 12,195.64/x
  3. Step 3: Cross multiply
    40,274.04x = 60,419.40 × 12,195.64
  4. Step 4: Simplify right side
    40,274.04x = 736,853,251.42
  5. Step 5: Solve for x
    x = 736,853,251.42/40,274.04
  6. Step 6: Final answer
    x = 18,295.99

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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.