Home / 23,470.47-34,996.34-20,862.48

Finding the Fourth Proportional to 23,470.47, 34,996.34 and 20,862.48

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Solution

The fourth proportional to 23,470.47, 34,996.34 and 20,862.48 is: 31,107.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,470.47 : 34,996.34 = 20,862.48 : x
  2. Step 2: Convert to fraction form
    23,470.47/34,996.34 = 20,862.48/x
  3. Step 3: Cross multiply
    23,470.47x = 34,996.34 × 20,862.48
  4. Step 4: Simplify right side
    23,470.47x = 730,110,339.01
  5. Step 5: Solve for x
    x = 730,110,339.01/23,470.47
  6. Step 6: Final answer
    x = 31,107.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.