Home / 18,472.04-25,491.54-10,514.86

Finding the Fourth Proportional to 18,472.04, 25,491.54 and 10,514.86

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Solution

The fourth proportional to 18,472.04, 25,491.54 and 10,514.86 is: 14,510.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,472.04 : 25,491.54 = 10,514.86 : x
  2. Step 2: Convert to fraction form
    18,472.04/25,491.54 = 10,514.86/x
  3. Step 3: Cross multiply
    18,472.04x = 25,491.54 × 10,514.86
  4. Step 4: Simplify right side
    18,472.04x = 268,039,974.28
  5. Step 5: Solve for x
    x = 268,039,974.28/18,472.04
  6. Step 6: Final answer
    x = 14,510.58

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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.