Home / 40,614.06-60,913.65-18,422.10

Finding the Fourth Proportional to 40,614.06, 60,913.65 and 18,422.10

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Solution

The fourth proportional to 40,614.06, 60,913.65 and 18,422.10 is: 27,629.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,614.06 : 60,913.65 = 18,422.10 : x
  2. Step 2: Convert to fraction form
    40,614.06/60,913.65 = 18,422.10/x
  3. Step 3: Cross multiply
    40,614.06x = 60,913.65 × 18,422.10
  4. Step 4: Simplify right side
    40,614.06x = 1,122,157,351.67
  5. Step 5: Solve for x
    x = 1,122,157,351.67/40,614.06
  6. Step 6: Final answer
    x = 27,629.78

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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.