Home / 39,545.21-54,631.67-25,965.47

Finding the Fourth Proportional to 39,545.21, 54,631.67 and 25,965.47

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Solution

The fourth proportional to 39,545.21, 54,631.67 and 25,965.47 is: 35,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,545.21 : 54,631.67 = 25,965.47 : x
  2. Step 2: Convert to fraction form
    39,545.21/54,631.67 = 25,965.47/x
  3. Step 3: Cross multiply
    39,545.21x = 54,631.67 × 25,965.47
  4. Step 4: Simplify right side
    39,545.21x = 1,418,536,858.61
  5. Step 5: Solve for x
    x = 1,418,536,858.61/39,545.21
  6. Step 6: Final answer
    x = 35,871.27

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1.5x scale

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.