Home / 39,655.78-54,713.88-25,516.82

Finding the Fourth Proportional to 39,655.78, 54,713.88 and 25,516.82

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Solution

The fourth proportional to 39,655.78, 54,713.88 and 25,516.82 is: 35,206.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,655.78 : 54,713.88 = 25,516.82 : x
  2. Step 2: Convert to fraction form
    39,655.78/54,713.88 = 25,516.82/x
  3. Step 3: Cross multiply
    39,655.78x = 54,713.88 × 25,516.82
  4. Step 4: Simplify right side
    39,655.78x = 1,396,124,364.25
  5. Step 5: Solve for x
    x = 1,396,124,364.25/39,655.78
  6. Step 6: Final answer
    x = 35,206.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.