Home / 19,834.81-27,371.93-10,882.08

Finding the Fourth Proportional to 19,834.81, 27,371.93 and 10,882.08

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Solution

The fourth proportional to 19,834.81, 27,371.93 and 10,882.08 is: 15,017.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.81 : 27,371.93 = 10,882.08 : x
  2. Step 2: Convert to fraction form
    19,834.81/27,371.93 = 10,882.08/x
  3. Step 3: Cross multiply
    19,834.81x = 27,371.93 × 10,882.08
  4. Step 4: Simplify right side
    19,834.81x = 297,863,477.60
  5. Step 5: Solve for x
    x = 297,863,477.60/19,834.81
  6. Step 6: Final answer
    x = 15,017.21

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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.