Home / 15,869.38-23,805.27-5,339.44

Finding the Fourth Proportional to 15,869.38, 23,805.27 and 5,339.44

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Solution

The fourth proportional to 15,869.38, 23,805.27 and 5,339.44 is: 8,009.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,869.38 : 23,805.27 = 5,339.44 : x
  2. Step 2: Convert to fraction form
    15,869.38/23,805.27 = 5,339.44/x
  3. Step 3: Cross multiply
    15,869.38x = 23,805.27 × 5,339.44
  4. Step 4: Simplify right side
    15,869.38x = 127,106,810.85
  5. Step 5: Solve for x
    x = 127,106,810.85/15,869.38
  6. Step 6: Final answer
    x = 8,009.56

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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.