Home / 19,588.92-29,377.80-5,548.02

Finding the Fourth Proportional to 19,588.92, 29,377.80 and 5,548.02

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Solution

The fourth proportional to 19,588.92, 29,377.80 and 5,548.02 is: 8,320.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,588.92 : 29,377.80 = 5,548.02 : x
  2. Step 2: Convert to fraction form
    19,588.92/29,377.80 = 5,548.02/x
  3. Step 3: Cross multiply
    19,588.92x = 29,377.80 × 5,548.02
  4. Step 4: Simplify right side
    19,588.92x = 162,988,621.96
  5. Step 5: Solve for x
    x = 162,988,621.96/19,588.92
  6. Step 6: Final answer
    x = 8,320.45

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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.