Home / 19,924.77-27,496.18-10,972.25

Finding the Fourth Proportional to 19,924.77, 27,496.18 and 10,972.25

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Solution

The fourth proportional to 19,924.77, 27,496.18 and 10,972.25 is: 15,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,924.77 : 27,496.18 = 10,972.25 : x
  2. Step 2: Convert to fraction form
    19,924.77/27,496.18 = 10,972.25/x
  3. Step 3: Cross multiply
    19,924.77x = 27,496.18 × 10,972.25
  4. Step 4: Simplify right side
    19,924.77x = 301,694,961.01
  5. Step 5: Solve for x
    x = 301,694,961.01/19,924.77
  6. Step 6: Final answer
    x = 15,141.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.