Home / 20,036.96-30,058.17-8,347.44

Finding the Fourth Proportional to 20,036.96, 30,058.17 and 8,347.44

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Solution

The fourth proportional to 20,036.96, 30,058.17 and 8,347.44 is: 12,522.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,036.96 : 30,058.17 = 8,347.44 : x
  2. Step 2: Convert to fraction form
    20,036.96/30,058.17 = 8,347.44/x
  3. Step 3: Cross multiply
    20,036.96x = 30,058.17 × 8,347.44
  4. Step 4: Simplify right side
    20,036.96x = 250,908,728.85
  5. Step 5: Solve for x
    x = 250,908,728.85/20,036.96
  6. Step 6: Final answer
    x = 12,522.30

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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.