Home / 31,546.80-47,320.20-23,673.60

Finding the Fourth Proportional to 31,546.80, 47,320.20 and 23,673.60

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Solution

The fourth proportional to 31,546.80, 47,320.20 and 23,673.60 is: 35,510.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,546.80 : 47,320.20 = 23,673.60 : x
  2. Step 2: Convert to fraction form
    31,546.80/47,320.20 = 23,673.60/x
  3. Step 3: Cross multiply
    31,546.80x = 47,320.20 × 23,673.60
  4. Step 4: Simplify right side
    31,546.80x = 1,120,239,486.72
  5. Step 5: Solve for x
    x = 1,120,239,486.72/31,546.80
  6. Step 6: Final answer
    x = 35,510.40

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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.