Home / 25,015.38-34,433.52-22,653.42

Finding the Fourth Proportional to 25,015.38, 34,433.52 and 22,653.42

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Solution

The fourth proportional to 25,015.38, 34,433.52 and 22,653.42 is: 31,182.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,015.38 : 34,433.52 = 22,653.42 : x
  2. Step 2: Convert to fraction form
    25,015.38/34,433.52 = 22,653.42/x
  3. Step 3: Cross multiply
    25,015.38x = 34,433.52 × 22,653.42
  4. Step 4: Simplify right side
    25,015.38x = 780,036,990.64
  5. Step 5: Solve for x
    x = 780,036,990.64/25,015.38
  6. Step 6: Final answer
    x = 31,182.30

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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.