Home / 25,606.56-38,395.38-10,605.21

Finding the Fourth Proportional to 25,606.56, 38,395.38 and 10,605.21

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Solution

The fourth proportional to 25,606.56, 38,395.38 and 10,605.21 is: 15,901.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,606.56 : 38,395.38 = 10,605.21 : x
  2. Step 2: Convert to fraction form
    25,606.56/38,395.38 = 10,605.21/x
  3. Step 3: Cross multiply
    25,606.56x = 38,395.38 × 10,605.21
  4. Step 4: Simplify right side
    25,606.56x = 407,191,067.93
  5. Step 5: Solve for x
    x = 407,191,067.93/25,606.56
  6. Step 6: Final answer
    x = 15,901.83

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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.