Home / 25,862.91-38,717.82-15,970.38

Finding the Fourth Proportional to 25,862.91, 38,717.82 and 15,970.38

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Solution

The fourth proportional to 25,862.91, 38,717.82 and 15,970.38 is: 23,908.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,862.91 : 38,717.82 = 15,970.38 : x
  2. Step 2: Convert to fraction form
    25,862.91/38,717.82 = 15,970.38/x
  3. Step 3: Cross multiply
    25,862.91x = 38,717.82 × 15,970.38
  4. Step 4: Simplify right side
    25,862.91x = 618,338,298.17
  5. Step 5: Solve for x
    x = 618,338,298.17/25,862.91
  6. Step 6: Final answer
    x = 23,908.30

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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.