Home / 25,342.38-38,016.66-10,561.32

Finding the Fourth Proportional to 25,342.38, 38,016.66 and 10,561.32

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Solution

The fourth proportional to 25,342.38, 38,016.66 and 10,561.32 is: 15,843.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342.38 : 38,016.66 = 10,561.32 : x
  2. Step 2: Convert to fraction form
    25,342.38/38,016.66 = 10,561.32/x
  3. Step 3: Cross multiply
    25,342.38x = 38,016.66 × 10,561.32
  4. Step 4: Simplify right side
    25,342.38x = 401,506,111.59
  5. Step 5: Solve for x
    x = 401,506,111.59/25,342.38
  6. Step 6: Final answer
    x = 15,843.27

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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.