Home / 19,724.79-29,587.44-6,577.16

Finding the Fourth Proportional to 19,724.79, 29,587.44 and 6,577.16

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Solution

The fourth proportional to 19,724.79, 29,587.44 and 6,577.16 is: 9,865.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,724.79 : 29,587.44 = 6,577.16 : x
  2. Step 2: Convert to fraction form
    19,724.79/29,587.44 = 6,577.16/x
  3. Step 3: Cross multiply
    19,724.79x = 29,587.44 × 6,577.16
  4. Step 4: Simplify right side
    19,724.79x = 194,601,400.84
  5. Step 5: Solve for x
    x = 194,601,400.84/19,724.79
  6. Step 6: Final answer
    x = 9,865.83

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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.