Home / 51,606.90-77,387.33-17,876.07

Finding the Fourth Proportional to 51,606.90, 77,387.33 and 17,876.07

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Solution

The fourth proportional to 51,606.90, 77,387.33 and 17,876.07 is: 26,806.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,606.90 : 77,387.33 = 17,876.07 : x
  2. Step 2: Convert to fraction form
    51,606.90/77,387.33 = 17,876.07/x
  3. Step 3: Cross multiply
    51,606.90x = 77,387.33 × 17,876.07
  4. Step 4: Simplify right side
    51,606.90x = 1,383,381,328.19
  5. Step 5: Solve for x
    x = 1,383,381,328.19/51,606.90
  6. Step 6: Final answer
    x = 26,806.13

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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.