Home / 40,392.54-60,584.18-10,812.69

Finding the Fourth Proportional to 40,392.54, 60,584.18 and 10,812.69

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Solution

The fourth proportional to 40,392.54, 60,584.18 and 10,812.69 is: 16,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,392.54 : 60,584.18 = 10,812.69 : x
  2. Step 2: Convert to fraction form
    40,392.54/60,584.18 = 10,812.69/x
  3. Step 3: Cross multiply
    40,392.54x = 60,584.18 × 10,812.69
  4. Step 4: Simplify right side
    40,392.54x = 655,077,903.18
  5. Step 5: Solve for x
    x = 655,077,903.18/40,392.54
  6. Step 6: Final answer
    x = 16,217.79

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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.