Home / 25,317.38-37,979.10-10,536.29

Finding the Fourth Proportional to 25,317.38, 37,979.10 and 10,536.29

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Solution

The fourth proportional to 25,317.38, 37,979.10 and 10,536.29 is: 15,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.38 : 37,979.10 = 10,536.29 : x
  2. Step 2: Convert to fraction form
    25,317.38/37,979.10 = 10,536.29/x
  3. Step 3: Cross multiply
    25,317.38x = 37,979.10 × 10,536.29
  4. Step 4: Simplify right side
    25,317.38x = 400,158,811.54
  5. Step 5: Solve for x
    x = 400,158,811.54/25,317.38
  6. Step 6: Final answer
    x = 15,805.70

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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.