Home / 28,381.95-38,883.48-27,317.85

Finding the Fourth Proportional to 28,381.95, 38,883.48 and 27,317.85

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Solution

The fourth proportional to 28,381.95, 38,883.48 and 27,317.85 is: 37,425.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,381.95 : 38,883.48 = 27,317.85 : x
  2. Step 2: Convert to fraction form
    28,381.95/38,883.48 = 27,317.85/x
  3. Step 3: Cross multiply
    28,381.95x = 38,883.48 × 27,317.85
  4. Step 4: Simplify right side
    28,381.95x = 1,062,213,074.12
  5. Step 5: Solve for x
    x = 1,062,213,074.12/28,381.95
  6. Step 6: Final answer
    x = 37,425.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.