Home / 27,418.96-37,838.28-15,482.44

Finding the Fourth Proportional to 27,418.96, 37,838.28 and 15,482.44

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Solution

The fourth proportional to 27,418.96, 37,838.28 and 15,482.44 is: 21,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,418.96 : 37,838.28 = 15,482.44 : x
  2. Step 2: Convert to fraction form
    27,418.96/37,838.28 = 15,482.44/x
  3. Step 3: Cross multiply
    27,418.96x = 37,838.28 × 15,482.44
  4. Step 4: Simplify right side
    27,418.96x = 585,828,899.80
  5. Step 5: Solve for x
    x = 585,828,899.80/27,418.96
  6. Step 6: Final answer
    x = 21,365.83

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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.