Home / 15,338.60-23,007.89-5,476.59

Finding the Fourth Proportional to 15,338.60, 23,007.89 and 5,476.59

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Solution

The fourth proportional to 15,338.60, 23,007.89 and 5,476.59 is: 8,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,338.60 : 23,007.89 = 5,476.59 : x
  2. Step 2: Convert to fraction form
    15,338.60/23,007.89 = 5,476.59/x
  3. Step 3: Cross multiply
    15,338.60x = 23,007.89 × 5,476.59
  4. Step 4: Simplify right side
    15,338.60x = 126,004,752.91
  5. Step 5: Solve for x
    x = 126,004,752.91/15,338.60
  6. Step 6: Final answer
    x = 8,214.88

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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.