Home / 18,972.91-26,182.57-10,589.41

Finding the Fourth Proportional to 18,972.91, 26,182.57 and 10,589.41

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Solution

The fourth proportional to 18,972.91, 26,182.57 and 10,589.41 is: 14,613.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,972.91 : 26,182.57 = 10,589.41 : x
  2. Step 2: Convert to fraction form
    18,972.91/26,182.57 = 10,589.41/x
  3. Step 3: Cross multiply
    18,972.91x = 26,182.57 × 10,589.41
  4. Step 4: Simplify right side
    18,972.91x = 277,257,968.58
  5. Step 5: Solve for x
    x = 277,257,968.58/18,972.91
  6. Step 6: Final answer
    x = 14,613.36

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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.