Home / 26,878.42-37,089.04-15,974.85

Finding the Fourth Proportional to 26,878.42, 37,089.04 and 15,974.85

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Solution

The fourth proportional to 26,878.42, 37,089.04 and 15,974.85 is: 22,043.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,878.42 : 37,089.04 = 15,974.85 : x
  2. Step 2: Convert to fraction form
    26,878.42/37,089.04 = 15,974.85/x
  3. Step 3: Cross multiply
    26,878.42x = 37,089.04 × 15,974.85
  4. Step 4: Simplify right side
    26,878.42x = 592,491,979.74
  5. Step 5: Solve for x
    x = 592,491,979.74/26,878.42
  6. Step 6: Final answer
    x = 22,043.41

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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.