Home / 38,733.88-58,081.64-13,770.19

Finding the Fourth Proportional to 38,733.88, 58,081.64 and 13,770.19

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Solution

The fourth proportional to 38,733.88, 58,081.64 and 13,770.19 is: 20,648.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,733.88 : 58,081.64 = 13,770.19 : x
  2. Step 2: Convert to fraction form
    38,733.88/58,081.64 = 13,770.19/x
  3. Step 3: Cross multiply
    38,733.88x = 58,081.64 × 13,770.19
  4. Step 4: Simplify right side
    38,733.88x = 799,795,218.31
  5. Step 5: Solve for x
    x = 799,795,218.31/38,733.88
  6. Step 6: Final answer
    x = 20,648.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.