Home / 25,989.71-38,952.26-11,934.82

Finding the Fourth Proportional to 25,989.71, 38,952.26 and 11,934.82

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Solution

The fourth proportional to 25,989.71, 38,952.26 and 11,934.82 is: 17,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,989.71 : 38,952.26 = 11,934.82 : x
  2. Step 2: Convert to fraction form
    25,989.71/38,952.26 = 11,934.82/x
  3. Step 3: Cross multiply
    25,989.71x = 38,952.26 × 11,934.82
  4. Step 4: Simplify right side
    25,989.71x = 464,888,245.46
  5. Step 5: Solve for x
    x = 464,888,245.46/25,989.71
  6. Step 6: Final answer
    x = 17,887.40

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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.