Home / 11,818.90-17,726.67-4,703.14

Finding the Fourth Proportional to 11,818.90, 17,726.67 and 4,703.14

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Solution

The fourth proportional to 11,818.90, 17,726.67 and 4,703.14 is: 7,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,818.90 : 17,726.67 = 4,703.14 : x
  2. Step 2: Convert to fraction form
    11,818.90/17,726.67 = 4,703.14/x
  3. Step 3: Cross multiply
    11,818.90x = 17,726.67 × 4,703.14
  4. Step 4: Simplify right side
    11,818.90x = 83,371,010.74
  5. Step 5: Solve for x
    x = 83,371,010.74/11,818.90
  6. Step 6: Final answer
    x = 7,054.04

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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.