Home / 21,648.60-32,470.75-10,562.94

Finding the Fourth Proportional to 21,648.60, 32,470.75 and 10,562.94

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Solution

The fourth proportional to 21,648.60, 32,470.75 and 10,562.94 is: 15,843.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,648.60 : 32,470.75 = 10,562.94 : x
  2. Step 2: Convert to fraction form
    21,648.60/32,470.75 = 10,562.94/x
  3. Step 3: Cross multiply
    21,648.60x = 32,470.75 × 10,562.94
  4. Step 4: Simplify right side
    21,648.60x = 342,986,584.01
  5. Step 5: Solve for x
    x = 342,986,584.01/21,648.60
  6. Step 6: Final answer
    x = 15,843.36

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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.