Home / 43,099.04-64,641.24-11,927

Finding the Fourth Proportional to 43,099.04, 64,641.24 and 11,927

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Solution

The fourth proportional to 43,099.04, 64,641.24 and 11,927 is: 17,888.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,099.04 : 64,641.24 = 11,927 : x
  2. Step 2: Convert to fraction form
    43,099.04/64,641.24 = 11,927/x
  3. Step 3: Cross multiply
    43,099.04x = 64,641.24 × 11,927
  4. Step 4: Simplify right side
    43,099.04x = 770,976,069.48
  5. Step 5: Solve for x
    x = 770,976,069.48/43,099.04
  6. Step 6: Final answer
    x = 17,888.47

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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.