Home / 23,901.68-32,961.43-15,822.54

Finding the Fourth Proportional to 23,901.68, 32,961.43 and 15,822.54

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Solution

The fourth proportional to 23,901.68, 32,961.43 and 15,822.54 is: 21,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,901.68 : 32,961.43 = 15,822.54 : x
  2. Step 2: Convert to fraction form
    23,901.68/32,961.43 = 15,822.54/x
  3. Step 3: Cross multiply
    23,901.68x = 32,961.43 × 15,822.54
  4. Step 4: Simplify right side
    23,901.68x = 521,533,564.41
  5. Step 5: Solve for x
    x = 521,533,564.41/23,901.68
  6. Step 6: Final answer
    x = 21,819.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.