Home / 19,924.16-29,847.35-15,521.00

Finding the Fourth Proportional to 19,924.16, 29,847.35 and 15,521.00

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Solution

The fourth proportional to 19,924.16, 29,847.35 and 15,521.00 is: 23,251.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,924.16 : 29,847.35 = 15,521.00 : x
  2. Step 2: Convert to fraction form
    19,924.16/29,847.35 = 15,521.00/x
  3. Step 3: Cross multiply
    19,924.16x = 29,847.35 × 15,521.00
  4. Step 4: Simplify right side
    19,924.16x = 463,260,608.92
  5. Step 5: Solve for x
    x = 463,260,608.92/19,924.16
  6. Step 6: Final answer
    x = 23,251.20

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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.