Home / 12,562.02-18,843.05-9,402.75

Finding the Fourth Proportional to 12,562.02, 18,843.05 and 9,402.75

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Solution

The fourth proportional to 12,562.02, 18,843.05 and 9,402.75 is: 14,104.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,562.02 : 18,843.05 = 9,402.75 : x
  2. Step 2: Convert to fraction form
    12,562.02/18,843.05 = 9,402.75/x
  3. Step 3: Cross multiply
    12,562.02x = 18,843.05 × 9,402.75
  4. Step 4: Simplify right side
    12,562.02x = 177,176,488.39
  5. Step 5: Solve for x
    x = 177,176,488.39/12,562.02
  6. Step 6: Final answer
    x = 14,104.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.