Home / 19,947.65-29,927.01-8,703.97

Finding the Fourth Proportional to 19,947.65, 29,927.01 and 8,703.97

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Solution

The fourth proportional to 19,947.65, 29,927.01 and 8,703.97 is: 13,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.65 : 29,927.01 = 8,703.97 : x
  2. Step 2: Convert to fraction form
    19,947.65/29,927.01 = 8,703.97/x
  3. Step 3: Cross multiply
    19,947.65x = 29,927.01 × 8,703.97
  4. Step 4: Simplify right side
    19,947.65x = 260,483,872.05
  5. Step 5: Solve for x
    x = 260,483,872.05/19,947.65
  6. Step 6: Final answer
    x = 13,058.37

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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.