Home / 40,421.46-60,632.18-15,469.15

Finding the Fourth Proportional to 40,421.46, 60,632.18 and 15,469.15

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Solution

The fourth proportional to 40,421.46, 60,632.18 and 15,469.15 is: 23,203.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,421.46 : 60,632.18 = 15,469.15 : x
  2. Step 2: Convert to fraction form
    40,421.46/60,632.18 = 15,469.15/x
  3. Step 3: Cross multiply
    40,421.46x = 60,632.18 × 15,469.15
  4. Step 4: Simplify right side
    40,421.46x = 937,928,465.80
  5. Step 5: Solve for x
    x = 937,928,465.80/40,421.46
  6. Step 6: Final answer
    x = 23,203.73

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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.