Home / 15,397.97-23,097.56-4,305.69

Finding the Fourth Proportional to 15,397.97, 23,097.56 and 4,305.69

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Solution

The fourth proportional to 15,397.97, 23,097.56 and 4,305.69 is: 6,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,397.97 : 23,097.56 = 4,305.69 : x
  2. Step 2: Convert to fraction form
    15,397.97/23,097.56 = 4,305.69/x
  3. Step 3: Cross multiply
    15,397.97x = 23,097.56 × 4,305.69
  4. Step 4: Simplify right side
    15,397.97x = 99,450,911.59
  5. Step 5: Solve for x
    x = 99,450,911.59/15,397.97
  6. Step 6: Final answer
    x = 6,458.70

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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.