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Finding the Fourth Proportional to 15,327.47, 22,998.22 and 7,927.92

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Solution

The fourth proportional to 15,327.47, 22,998.22 and 7,927.92 is: 11,895.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,327.47 : 22,998.22 = 7,927.92 : x
  2. Step 2: Convert to fraction form
    15,327.47/22,998.22 = 7,927.92/x
  3. Step 3: Cross multiply
    15,327.47x = 22,998.22 × 7,927.92
  4. Step 4: Simplify right side
    15,327.47x = 182,328,048.30
  5. Step 5: Solve for x
    x = 182,328,048.30/15,327.47
  6. Step 6: Final answer
    x = 11,895.51

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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.