Home / 15,340.39-23,025.16-7,950.15

Finding the Fourth Proportional to 15,340.39, 23,025.16 and 7,950.15

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Solution

The fourth proportional to 15,340.39, 23,025.16 and 7,950.15 is: 11,932.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.39 : 23,025.16 = 7,950.15 : x
  2. Step 2: Convert to fraction form
    15,340.39/23,025.16 = 7,950.15/x
  3. Step 3: Cross multiply
    15,340.39x = 23,025.16 × 7,950.15
  4. Step 4: Simplify right side
    15,340.39x = 183,053,485.71
  5. Step 5: Solve for x
    x = 183,053,485.71/15,340.39
  6. Step 6: Final answer
    x = 11,932.78

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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.