Home / 18,353.32-25,319.46-10,897

Finding the Fourth Proportional to 18,353.32, 25,319.46 and 10,897

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Solution

The fourth proportional to 18,353.32, 25,319.46 and 10,897 is: 15,033.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,353.32 : 25,319.46 = 10,897 : x
  2. Step 2: Convert to fraction form
    18,353.32/25,319.46 = 10,897/x
  3. Step 3: Cross multiply
    18,353.32x = 25,319.46 × 10,897
  4. Step 4: Simplify right side
    18,353.32x = 275,906,155.62
  5. Step 5: Solve for x
    x = 275,906,155.62/18,353.32
  6. Step 6: Final answer
    x = 15,033.04

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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.