Home / 40,451.55-60,629.67-18,238.92

Finding the Fourth Proportional to 40,451.55, 60,629.67 and 18,238.92

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Solution

The fourth proportional to 40,451.55, 60,629.67 and 18,238.92 is: 27,336.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.55 : 60,629.67 = 18,238.92 : x
  2. Step 2: Convert to fraction form
    40,451.55/60,629.67 = 18,238.92/x
  3. Step 3: Cross multiply
    40,451.55x = 60,629.67 × 18,238.92
  4. Step 4: Simplify right side
    40,451.55x = 1,105,819,700.76
  5. Step 5: Solve for x
    x = 1,105,819,700.76/40,451.55
  6. Step 6: Final answer
    x = 27,336.89

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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.