Home / 19,934.87-27,509.99-10,982.17

Finding the Fourth Proportional to 19,934.87, 27,509.99 and 10,982.17

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Solution

The fourth proportional to 19,934.87, 27,509.99 and 10,982.17 is: 15,155.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.87 : 27,509.99 = 10,982.17 : x
  2. Step 2: Convert to fraction form
    19,934.87/27,509.99 = 10,982.17/x
  3. Step 3: Cross multiply
    19,934.87x = 27,509.99 × 10,982.17
  4. Step 4: Simplify right side
    19,934.87x = 302,119,345.56
  5. Step 5: Solve for x
    x = 302,119,345.56/19,934.87
  6. Step 6: Final answer
    x = 15,155.32

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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.