Home / 19,925.84-27,496.64-10,974.12

Finding the Fourth Proportional to 19,925.84, 27,496.64 and 10,974.12

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Solution

The fourth proportional to 19,925.84, 27,496.64 and 10,974.12 is: 15,143.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.84 : 27,496.64 = 10,974.12 : x
  2. Step 2: Convert to fraction form
    19,925.84/27,496.64 = 10,974.12/x
  3. Step 3: Cross multiply
    19,925.84x = 27,496.64 × 10,974.12
  4. Step 4: Simplify right side
    19,925.84x = 301,751,426.96
  5. Step 5: Solve for x
    x = 301,751,426.96/19,925.84
  6. Step 6: Final answer
    x = 15,143.72

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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.