Home / 19,882.14-27,437.13-10,807.30

Finding the Fourth Proportional to 19,882.14, 27,437.13 and 10,807.30

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Solution

The fourth proportional to 19,882.14, 27,437.13 and 10,807.30 is: 14,913.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,882.14 : 27,437.13 = 10,807.30 : x
  2. Step 2: Convert to fraction form
    19,882.14/27,437.13 = 10,807.30/x
  3. Step 3: Cross multiply
    19,882.14x = 27,437.13 × 10,807.30
  4. Step 4: Simplify right side
    19,882.14x = 296,521,241.01
  5. Step 5: Solve for x
    x = 296,521,241.01/19,882.14
  6. Step 6: Final answer
    x = 14,913.95

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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.