Home / 19,964.96-29,947.76-6,114.08

Finding the Fourth Proportional to 19,964.96, 29,947.76 and 6,114.08

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Solution

The fourth proportional to 19,964.96, 29,947.76 and 6,114.08 is: 9,171.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,964.96 : 29,947.76 = 6,114.08 : x
  2. Step 2: Convert to fraction form
    19,964.96/29,947.76 = 6,114.08/x
  3. Step 3: Cross multiply
    19,964.96x = 29,947.76 × 6,114.08
  4. Step 4: Simplify right side
    19,964.96x = 183,103,000.46
  5. Step 5: Solve for x
    x = 183,103,000.46/19,964.96
  6. Step 6: Final answer
    x = 9,171.22

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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.