Home / 20,853.49-31,283.28-6,060.48

Finding the Fourth Proportional to 20,853.49, 31,283.28 and 6,060.48

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Solution

The fourth proportional to 20,853.49, 31,283.28 and 6,060.48 is: 9,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,853.49 : 31,283.28 = 6,060.48 : x
  2. Step 2: Convert to fraction form
    20,853.49/31,283.28 = 6,060.48/x
  3. Step 3: Cross multiply
    20,853.49x = 31,283.28 × 6,060.48
  4. Step 4: Simplify right side
    20,853.49x = 189,591,692.77
  5. Step 5: Solve for x
    x = 189,591,692.77/20,853.49
  6. Step 6: Final answer
    x = 9,091.61

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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.