Home / 15,247.71-22,886.01-7,857.27

Finding the Fourth Proportional to 15,247.71, 22,886.01 and 7,857.27

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Solution

The fourth proportional to 15,247.71, 22,886.01 and 7,857.27 is: 11,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,247.71 : 22,886.01 = 7,857.27 : x
  2. Step 2: Convert to fraction form
    15,247.71/22,886.01 = 7,857.27/x
  3. Step 3: Cross multiply
    15,247.71x = 22,886.01 × 7,857.27
  4. Step 4: Simplify right side
    15,247.71x = 179,821,559.79
  5. Step 5: Solve for x
    x = 179,821,559.79/15,247.71
  6. Step 6: Final answer
    x = 11,793.35

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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.