Home / 25,111.38-37,667.02-10,309.87

Finding the Fourth Proportional to 25,111.38, 37,667.02 and 10,309.87

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Solution

The fourth proportional to 25,111.38, 37,667.02 and 10,309.87 is: 15,464.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,111.38 : 37,667.02 = 10,309.87 : x
  2. Step 2: Convert to fraction form
    25,111.38/37,667.02 = 10,309.87/x
  3. Step 3: Cross multiply
    25,111.38x = 37,667.02 × 10,309.87
  4. Step 4: Simplify right side
    25,111.38x = 388,342,079.49
  5. Step 5: Solve for x
    x = 388,342,079.49/25,111.38
  6. Step 6: Final answer
    x = 15,464.78

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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.