Home / 21,571.73-32,352.71-8,417.33

Finding the Fourth Proportional to 21,571.73, 32,352.71 and 8,417.33

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Solution

The fourth proportional to 21,571.73, 32,352.71 and 8,417.33 is: 12,624.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,571.73 : 32,352.71 = 8,417.33 : x
  2. Step 2: Convert to fraction form
    21,571.73/32,352.71 = 8,417.33/x
  3. Step 3: Cross multiply
    21,571.73x = 32,352.71 × 8,417.33
  4. Step 4: Simplify right side
    21,571.73x = 272,323,274.70
  5. Step 5: Solve for x
    x = 272,323,274.70/21,571.73
  6. Step 6: Final answer
    x = 12,624.08

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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.