Home / 40,272.69-60,411.66-10,689.73

Finding the Fourth Proportional to 40,272.69, 60,411.66 and 10,689.73

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Solution

The fourth proportional to 40,272.69, 60,411.66 and 10,689.73 is: 16,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,272.69 : 60,411.66 = 10,689.73 : x
  2. Step 2: Convert to fraction form
    40,272.69/60,411.66 = 10,689.73/x
  3. Step 3: Cross multiply
    40,272.69x = 60,411.66 × 10,689.73
  4. Step 4: Simplify right side
    40,272.69x = 645,784,334.25
  5. Step 5: Solve for x
    x = 645,784,334.25/40,272.69
  6. Step 6: Final answer
    x = 16,035.29

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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.