Home / 25,952.29-38,940.71-15,443.08

Finding the Fourth Proportional to 25,952.29, 38,940.71 and 15,443.08

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Solution

The fourth proportional to 25,952.29, 38,940.71 and 15,443.08 is: 23,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,952.29 : 38,940.71 = 15,443.08 : x
  2. Step 2: Convert to fraction form
    25,952.29/38,940.71 = 15,443.08/x
  3. Step 3: Cross multiply
    25,952.29x = 38,940.71 × 15,443.08
  4. Step 4: Simplify right side
    25,952.29x = 601,364,499.79
  5. Step 5: Solve for x
    x = 601,364,499.79/25,952.29
  6. Step 6: Final answer
    x = 23,171.92

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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.