Home / 43,006.08-64,510.08-11,842.56

Finding the Fourth Proportional to 43,006.08, 64,510.08 and 11,842.56

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Solution

The fourth proportional to 43,006.08, 64,510.08 and 11,842.56 is: 17,764.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,006.08 : 64,510.08 = 11,842.56 : x
  2. Step 2: Convert to fraction form
    43,006.08/64,510.08 = 11,842.56/x
  3. Step 3: Cross multiply
    43,006.08x = 64,510.08 × 11,842.56
  4. Step 4: Simplify right side
    43,006.08x = 763,964,493.00
  5. Step 5: Solve for x
    x = 763,964,493.00/43,006.08
  6. Step 6: Final answer
    x = 17,764.10

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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.