Home / 15,416.31-23,108.06-8,013.32

Finding the Fourth Proportional to 15,416.31, 23,108.06 and 8,013.32

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Solution

The fourth proportional to 15,416.31, 23,108.06 and 8,013.32 is: 12,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,416.31 : 23,108.06 = 8,013.32 : x
  2. Step 2: Convert to fraction form
    15,416.31/23,108.06 = 8,013.32/x
  3. Step 3: Cross multiply
    15,416.31x = 23,108.06 × 8,013.32
  4. Step 4: Simplify right side
    15,416.31x = 185,172,123.75
  5. Step 5: Solve for x
    x = 185,172,123.75/15,416.31
  6. Step 6: Final answer
    x = 12,011.44

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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.