Home / 19,882.02-27,408.22-13,895.08

Finding the Fourth Proportional to 19,882.02, 27,408.22 and 13,895.08

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Solution

The fourth proportional to 19,882.02, 27,408.22 and 13,895.08 is: 19,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.02 : 27,408.22 = 13,895.08 : x
  2. Step 2: Convert to fraction form
    19,882.02/27,408.22 = 13,895.08/x
  3. Step 3: Cross multiply
    19,882.02x = 27,408.22 × 13,895.08
  4. Step 4: Simplify right side
    19,882.02x = 380,839,409.56
  5. Step 5: Solve for x
    x = 380,839,409.56/19,882.02
  6. Step 6: Final answer
    x = 19,154.97

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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.