Home / 27,118.04-37,422.50-15,181.38

Finding the Fourth Proportional to 27,118.04, 37,422.50 and 15,181.38

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Solution

The fourth proportional to 27,118.04, 37,422.50 and 15,181.38 is: 20,950.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,118.04 : 37,422.50 = 15,181.38 : x
  2. Step 2: Convert to fraction form
    27,118.04/37,422.50 = 15,181.38/x
  3. Step 3: Cross multiply
    27,118.04x = 37,422.50 × 15,181.38
  4. Step 4: Simplify right side
    27,118.04x = 568,125,117.14
  5. Step 5: Solve for x
    x = 568,125,117.14/27,118.04
  6. Step 6: Final answer
    x = 20,950.08

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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.