Home / 25,644.59-38,462.23-6,920.29

Finding the Fourth Proportional to 25,644.59, 38,462.23 and 6,920.29

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Solution

The fourth proportional to 25,644.59, 38,462.23 and 6,920.29 is: 10,379.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,644.59 : 38,462.23 = 6,920.29 : x
  2. Step 2: Convert to fraction form
    25,644.59/38,462.23 = 6,920.29/x
  3. Step 3: Cross multiply
    25,644.59x = 38,462.23 × 6,920.29
  4. Step 4: Simplify right side
    25,644.59x = 266,169,785.65
  5. Step 5: Solve for x
    x = 266,169,785.65/25,644.59
  6. Step 6: Final answer
    x = 10,379.18

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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.