Home / 23,712.74-35,574.29-8,921.64

Finding the Fourth Proportional to 23,712.74, 35,574.29 and 8,921.64

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Solution

The fourth proportional to 23,712.74, 35,574.29 and 8,921.64 is: 13,384.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.74 : 35,574.29 = 8,921.64 : x
  2. Step 2: Convert to fraction form
    23,712.74/35,574.29 = 8,921.64/x
  3. Step 3: Cross multiply
    23,712.74x = 35,574.29 × 8,921.64
  4. Step 4: Simplify right side
    23,712.74x = 317,380,964.03
  5. Step 5: Solve for x
    x = 317,380,964.03/23,712.74
  6. Step 6: Final answer
    x = 13,384.41

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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.