Home / 25,378.04-38,089.67-12,067.44

Finding the Fourth Proportional to 25,378.04, 38,089.67 and 12,067.44

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Solution

The fourth proportional to 25,378.04, 38,089.67 and 12,067.44 is: 18,111.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,378.04 : 38,089.67 = 12,067.44 : x
  2. Step 2: Convert to fraction form
    25,378.04/38,089.67 = 12,067.44/x
  3. Step 3: Cross multiply
    25,378.04x = 38,089.67 × 12,067.44
  4. Step 4: Simplify right side
    25,378.04x = 459,644,747.01
  5. Step 5: Solve for x
    x = 459,644,747.01/25,378.04
  6. Step 6: Final answer
    x = 18,111.91

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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.