Home / 19,925.06-27,496.78-10,972.84

Finding the Fourth Proportional to 19,925.06, 27,496.78 and 10,972.84

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Solution

The fourth proportional to 19,925.06, 27,496.78 and 10,972.84 is: 15,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.06 : 27,496.78 = 10,972.84 : x
  2. Step 2: Convert to fraction form
    19,925.06/27,496.78 = 10,972.84/x
  3. Step 3: Cross multiply
    19,925.06x = 27,496.78 × 10,972.84
  4. Step 4: Simplify right side
    19,925.06x = 301,717,671.28
  5. Step 5: Solve for x
    x = 301,717,671.28/19,925.06
  6. Step 6: Final answer
    x = 15,142.62

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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.