Home / 28,809.14-39,759.22-17,481.50

Finding the Fourth Proportional to 28,809.14, 39,759.22 and 17,481.50

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Solution

The fourth proportional to 28,809.14, 39,759.22 and 17,481.50 is: 24,126.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,809.14 : 39,759.22 = 17,481.50 : x
  2. Step 2: Convert to fraction form
    28,809.14/39,759.22 = 17,481.50/x
  3. Step 3: Cross multiply
    28,809.14x = 39,759.22 × 17,481.50
  4. Step 4: Simplify right side
    28,809.14x = 695,050,758.74
  5. Step 5: Solve for x
    x = 695,050,758.74/28,809.14
  6. Step 6: Final answer
    x = 24,126.05

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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.