Home / 15,964.70-24,001.11-12,866.45

Finding the Fourth Proportional to 15,964.70, 24,001.11 and 12,866.45

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Solution

The fourth proportional to 15,964.70, 24,001.11 and 12,866.45 is: 19,343.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.70 : 24,001.11 = 12,866.45 : x
  2. Step 2: Convert to fraction form
    15,964.70/24,001.11 = 12,866.45/x
  3. Step 3: Cross multiply
    15,964.70x = 24,001.11 × 12,866.45
  4. Step 4: Simplify right side
    15,964.70x = 308,808,961.75
  5. Step 5: Solve for x
    x = 308,808,961.75/15,964.70
  6. Step 6: Final answer
    x = 19,343.24

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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.