Home / 30,306.31-41,822.60-16,877.73

Finding the Fourth Proportional to 30,306.31, 41,822.60 and 16,877.73

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Solution

The fourth proportional to 30,306.31, 41,822.60 and 16,877.73 is: 23,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.31 : 41,822.60 = 16,877.73 : x
  2. Step 2: Convert to fraction form
    30,306.31/41,822.60 = 16,877.73/x
  3. Step 3: Cross multiply
    30,306.31x = 41,822.60 × 16,877.73
  4. Step 4: Simplify right side
    30,306.31x = 705,870,383.78
  5. Step 5: Solve for x
    x = 705,870,383.78/30,306.31
  6. Step 6: Final answer
    x = 23,291.20

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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.