Home / 17,095.80-25,631.55-7,740.30

Finding the Fourth Proportional to 17,095.80, 25,631.55 and 7,740.30

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Solution

The fourth proportional to 17,095.80, 25,631.55 and 7,740.30 is: 11,604.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,095.80 : 25,631.55 = 7,740.30 : x
  2. Step 2: Convert to fraction form
    17,095.80/25,631.55 = 7,740.30/x
  3. Step 3: Cross multiply
    17,095.80x = 25,631.55 × 7,740.30
  4. Step 4: Simplify right side
    17,095.80x = 198,395,886.47
  5. Step 5: Solve for x
    x = 198,395,886.47/17,095.80
  6. Step 6: Final answer
    x = 11,604.95

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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.