Home / 31,750.73-47,628.07-8,377.19

Finding the Fourth Proportional to 31,750.73, 47,628.07 and 8,377.19

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Solution

The fourth proportional to 31,750.73, 47,628.07 and 8,377.19 is: 12,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,750.73 : 47,628.07 = 8,377.19 : x
  2. Step 2: Convert to fraction form
    31,750.73/47,628.07 = 8,377.19/x
  3. Step 3: Cross multiply
    31,750.73x = 47,628.07 × 8,377.19
  4. Step 4: Simplify right side
    31,750.73x = 398,989,132.64
  5. Step 5: Solve for x
    x = 398,989,132.64/31,750.73
  6. Step 6: Final answer
    x = 12,566.30

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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.