Home / 28,223.77-42,306.03-9,497.31

Finding the Fourth Proportional to 28,223.77, 42,306.03 and 9,497.31

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Solution

The fourth proportional to 28,223.77, 42,306.03 and 9,497.31 is: 14,236.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,223.77 : 42,306.03 = 9,497.31 : x
  2. Step 2: Convert to fraction form
    28,223.77/42,306.03 = 9,497.31/x
  3. Step 3: Cross multiply
    28,223.77x = 42,306.03 × 9,497.31
  4. Step 4: Simplify right side
    28,223.77x = 401,793,481.78
  5. Step 5: Solve for x
    x = 401,793,481.78/28,223.77
  6. Step 6: Final answer
    x = 14,236.00

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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.