Home / 15,371.76-23,035.32-8,345.82

Finding the Fourth Proportional to 15,371.76, 23,035.32 and 8,345.82

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Solution

The fourth proportional to 15,371.76, 23,035.32 and 8,345.82 is: 12,506.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,371.76 : 23,035.32 = 8,345.82 : x
  2. Step 2: Convert to fraction form
    15,371.76/23,035.32 = 8,345.82/x
  3. Step 3: Cross multiply
    15,371.76x = 23,035.32 × 8,345.82
  4. Step 4: Simplify right side
    15,371.76x = 192,248,634.36
  5. Step 5: Solve for x
    x = 192,248,634.36/15,371.76
  6. Step 6: Final answer
    x = 12,506.61

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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.