Home / 27,164.72-37,486.94-15,228.12

Finding the Fourth Proportional to 27,164.72, 37,486.94 and 15,228.12

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Solution

The fourth proportional to 27,164.72, 37,486.94 and 15,228.12 is: 21,014.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,164.72 : 37,486.94 = 15,228.12 : x
  2. Step 2: Convert to fraction form
    27,164.72/37,486.94 = 15,228.12/x
  3. Step 3: Cross multiply
    27,164.72x = 37,486.94 × 15,228.12
  4. Step 4: Simplify right side
    27,164.72x = 570,855,620.75
  5. Step 5: Solve for x
    x = 570,855,620.75/27,164.72
  6. Step 6: Final answer
    x = 21,014.60

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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.