Home / 25,320.30-34,922.59-15,238.23

Finding the Fourth Proportional to 25,320.30, 34,922.59 and 15,238.23

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Solution

The fourth proportional to 25,320.30, 34,922.59 and 15,238.23 is: 21,017.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320.30 : 34,922.59 = 15,238.23 : x
  2. Step 2: Convert to fraction form
    25,320.30/34,922.59 = 15,238.23/x
  3. Step 3: Cross multiply
    25,320.30x = 34,922.59 × 15,238.23
  4. Step 4: Simplify right side
    25,320.30x = 532,158,375.28
  5. Step 5: Solve for x
    x = 532,158,375.28/25,320.30
  6. Step 6: Final answer
    x = 21,017.07

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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.