Home / 16,353.90-22,568.49-9,280.44

Finding the Fourth Proportional to 16,353.90, 22,568.49 and 9,280.44

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Solution

The fourth proportional to 16,353.90, 22,568.49 and 9,280.44 is: 12,807.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,353.90 : 22,568.49 = 9,280.44 : x
  2. Step 2: Convert to fraction form
    16,353.90/22,568.49 = 9,280.44/x
  3. Step 3: Cross multiply
    16,353.90x = 22,568.49 × 9,280.44
  4. Step 4: Simplify right side
    16,353.90x = 209,445,517.34
  5. Step 5: Solve for x
    x = 209,445,517.34/16,353.90
  6. Step 6: Final answer
    x = 12,807.07

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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.