Home / 14,773.34-20,389.38-8,808.50

Finding the Fourth Proportional to 14,773.34, 20,389.38 and 8,808.50

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Solution

The fourth proportional to 14,773.34, 20,389.38 and 8,808.50 is: 12,157.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,773.34 : 20,389.38 = 8,808.50 : x
  2. Step 2: Convert to fraction form
    14,773.34/20,389.38 = 8,808.50/x
  3. Step 3: Cross multiply
    14,773.34x = 20,389.38 × 8,808.50
  4. Step 4: Simplify right side
    14,773.34x = 179,599,853.73
  5. Step 5: Solve for x
    x = 179,599,853.73/14,773.34
  6. Step 6: Final answer
    x = 12,157.02

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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.