Home / 28,226.36-42,364.92-15,089.96

Finding the Fourth Proportional to 28,226.36, 42,364.92 and 15,089.96

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Solution

The fourth proportional to 28,226.36, 42,364.92 and 15,089.96 is: 22,648.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.36 : 42,364.92 = 15,089.96 : x
  2. Step 2: Convert to fraction form
    28,226.36/42,364.92 = 15,089.96/x
  3. Step 3: Cross multiply
    28,226.36x = 42,364.92 × 15,089.96
  4. Step 4: Simplify right side
    28,226.36x = 639,284,736.38
  5. Step 5: Solve for x
    x = 639,284,736.38/28,226.36
  6. Step 6: Final answer
    x = 22,648.50

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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.