Home / 19,934.67-27,509.99-11,437.17

Finding the Fourth Proportional to 19,934.67, 27,509.99 and 11,437.17

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Solution

The fourth proportional to 19,934.67, 27,509.99 and 11,437.17 is: 15,783.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,934.67 : 27,509.99 = 11,437.17 : x
  2. Step 2: Convert to fraction form
    19,934.67/27,509.99 = 11,437.17/x
  3. Step 3: Cross multiply
    19,934.67x = 27,509.99 × 11,437.17
  4. Step 4: Simplify right side
    19,934.67x = 314,636,375.14
  5. Step 5: Solve for x
    x = 314,636,375.14/19,934.67
  6. Step 6: Final answer
    x = 15,783.38

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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.