Home / 16,151.68-22,280.02-10,091.41

Finding the Fourth Proportional to 16,151.68, 22,280.02 and 10,091.41

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Solution

The fourth proportional to 16,151.68, 22,280.02 and 10,091.41 is: 13,920.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,151.68 : 22,280.02 = 10,091.41 : x
  2. Step 2: Convert to fraction form
    16,151.68/22,280.02 = 10,091.41/x
  3. Step 3: Cross multiply
    16,151.68x = 22,280.02 × 10,091.41
  4. Step 4: Simplify right side
    16,151.68x = 224,836,735.70
  5. Step 5: Solve for x
    x = 224,836,735.70/16,151.68
  6. Step 6: Final answer
    x = 13,920.33

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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.