Home / 19,874.24-27,427.14-10,922.56

Finding the Fourth Proportional to 19,874.24, 27,427.14 and 10,922.56

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Solution

The fourth proportional to 19,874.24, 27,427.14 and 10,922.56 is: 15,073.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.24 : 27,427.14 = 10,922.56 : x
  2. Step 2: Convert to fraction form
    19,874.24/27,427.14 = 10,922.56/x
  3. Step 3: Cross multiply
    19,874.24x = 27,427.14 × 10,922.56
  4. Step 4: Simplify right side
    19,874.24x = 299,574,513.71
  5. Step 5: Solve for x
    x = 299,574,513.71/19,874.24
  6. Step 6: Final answer
    x = 15,073.51

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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.