Home / 31,792.68-47,689.04-11,016.20

Finding the Fourth Proportional to 31,792.68, 47,689.04 and 11,016.20

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Solution

The fourth proportional to 31,792.68, 47,689.04 and 11,016.20 is: 16,524.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,792.68 : 47,689.04 = 11,016.20 : x
  2. Step 2: Convert to fraction form
    31,792.68/47,689.04 = 11,016.20/x
  3. Step 3: Cross multiply
    31,792.68x = 47,689.04 × 11,016.20
  4. Step 4: Simplify right side
    31,792.68x = 525,352,002.45
  5. Step 5: Solve for x
    x = 525,352,002.45/31,792.68
  6. Step 6: Final answer
    x = 16,524.31

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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.