Home / 16,531.03-22,812.37-8,977.02

Finding the Fourth Proportional to 16,531.03, 22,812.37 and 8,977.02

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Solution

The fourth proportional to 16,531.03, 22,812.37 and 8,977.02 is: 12,388.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.03 : 22,812.37 = 8,977.02 : x
  2. Step 2: Convert to fraction form
    16,531.03/22,812.37 = 8,977.02/x
  3. Step 3: Cross multiply
    16,531.03x = 22,812.37 × 8,977.02
  4. Step 4: Simplify right side
    16,531.03x = 204,787,101.74
  5. Step 5: Solve for x
    x = 204,787,101.74/16,531.03
  6. Step 6: Final answer
    x = 12,388.04

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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.