Home / 30,306.06-41,822.25-16,877.48

Finding the Fourth Proportional to 30,306.06, 41,822.25 and 16,877.48

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Solution

The fourth proportional to 30,306.06, 41,822.25 and 16,877.48 is: 23,290.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,306.06 : 41,822.25 = 16,877.48 : x
  2. Step 2: Convert to fraction form
    30,306.06/41,822.25 = 16,877.48/x
  3. Step 3: Cross multiply
    30,306.06x = 41,822.25 × 16,877.48
  4. Step 4: Simplify right side
    30,306.06x = 705,853,978.82
  5. Step 5: Solve for x
    x = 705,853,978.82/30,306.06
  6. Step 6: Final answer
    x = 23,290.85

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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.