Home / 19,895.12-27,452.24-11,510

Finding the Fourth Proportional to 19,895.12, 27,452.24 and 11,510

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Solution

The fourth proportional to 19,895.12, 27,452.24 and 11,510 is: 15,882.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895.12 : 27,452.24 = 11,510 : x
  2. Step 2: Convert to fraction form
    19,895.12/27,452.24 = 11,510/x
  3. Step 3: Cross multiply
    19,895.12x = 27,452.24 × 11,510
  4. Step 4: Simplify right side
    19,895.12x = 315,975,282.40
  5. Step 5: Solve for x
    x = 315,975,282.40/19,895.12
  6. Step 6: Final answer
    x = 15,882.05

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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.