Home / 19,924.16-29,881.68-5,884.40

Finding the Fourth Proportional to 19,924.16, 29,881.68 and 5,884.40

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Solution

The fourth proportional to 19,924.16, 29,881.68 and 5,884.40 is: 8,825.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,924.16 : 29,881.68 = 5,884.40 : x
  2. Step 2: Convert to fraction form
    19,924.16/29,881.68 = 5,884.40/x
  3. Step 3: Cross multiply
    19,924.16x = 29,881.68 × 5,884.40
  4. Step 4: Simplify right side
    19,924.16x = 175,835,757.79
  5. Step 5: Solve for x
    x = 175,835,757.79/19,924.16
  6. Step 6: Final answer
    x = 8,825.25

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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.