Home / 25,958.40-38,926.08-10,371.84

Finding the Fourth Proportional to 25,958.40, 38,926.08 and 10,371.84

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Solution

The fourth proportional to 25,958.40, 38,926.08 and 10,371.84 is: 15,553.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,958.40 : 38,926.08 = 10,371.84 : x
  2. Step 2: Convert to fraction form
    25,958.40/38,926.08 = 10,371.84/x
  3. Step 3: Cross multiply
    25,958.40x = 38,926.08 × 10,371.84
  4. Step 4: Simplify right side
    25,958.40x = 403,735,073.59
  5. Step 5: Solve for x
    x = 403,735,073.59/25,958.40
  6. Step 6: Final answer
    x = 15,553.16

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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.