Home / 19,935.26-27,511.01-10,982.70

Finding the Fourth Proportional to 19,935.26, 27,511.01 and 10,982.70

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Solution

The fourth proportional to 19,935.26, 27,511.01 and 10,982.70 is: 15,156.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935.26 : 27,511.01 = 10,982.70 : x
  2. Step 2: Convert to fraction form
    19,935.26/27,511.01 = 10,982.70/x
  3. Step 3: Cross multiply
    19,935.26x = 27,511.01 × 10,982.70
  4. Step 4: Simplify right side
    19,935.26x = 302,145,155.80
  5. Step 5: Solve for x
    x = 302,145,155.80/19,935.26
  6. Step 6: Final answer
    x = 15,156.32

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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.