Home / 27,158.88-37,480.82-15,226.03

Finding the Fourth Proportional to 27,158.88, 37,480.82 and 15,226.03

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Solution

The fourth proportional to 27,158.88, 37,480.82 and 15,226.03 is: 21,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158.88 : 37,480.82 = 15,226.03 : x
  2. Step 2: Convert to fraction form
    27,158.88/37,480.82 = 15,226.03/x
  3. Step 3: Cross multiply
    27,158.88x = 37,480.82 × 15,226.03
  4. Step 4: Simplify right side
    27,158.88x = 570,684,089.74
  5. Step 5: Solve for x
    x = 570,684,089.74/27,158.88
  6. Step 6: Final answer
    x = 21,012.80

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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.