Home / 28,023.14-38,674.25-16,088.78

Finding the Fourth Proportional to 28,023.14, 38,674.25 and 16,088.78

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Solution

The fourth proportional to 28,023.14, 38,674.25 and 16,088.78 is: 22,203.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023.14 : 38,674.25 = 16,088.78 : x
  2. Step 2: Convert to fraction form
    28,023.14/38,674.25 = 16,088.78/x
  3. Step 3: Cross multiply
    28,023.14x = 38,674.25 × 16,088.78
  4. Step 4: Simplify right side
    28,023.14x = 622,221,499.92
  5. Step 5: Solve for x
    x = 622,221,499.92/28,023.14
  6. Step 6: Final answer
    x = 22,203.85

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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.