Home / 16,875.22-25,310.46-9,278.89

Finding the Fourth Proportional to 16,875.22, 25,310.46 and 9,278.89

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Solution

The fourth proportional to 16,875.22, 25,310.46 and 9,278.89 is: 13,917.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,875.22 : 25,310.46 = 9,278.89 : x
  2. Step 2: Convert to fraction form
    16,875.22/25,310.46 = 9,278.89/x
  3. Step 3: Cross multiply
    16,875.22x = 25,310.46 × 9,278.89
  4. Step 4: Simplify right side
    16,875.22x = 234,852,974.19
  5. Step 5: Solve for x
    x = 234,852,974.19/16,875.22
  6. Step 6: Final answer
    x = 13,917.03

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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.