Home / 14,549.34-20,076.69-8,260.50

Finding the Fourth Proportional to 14,549.34, 20,076.69 and 8,260.50

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Solution

The fourth proportional to 14,549.34, 20,076.69 and 8,260.50 is: 11,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.34 : 20,076.69 = 8,260.50 : x
  2. Step 2: Convert to fraction form
    14,549.34/20,076.69 = 8,260.50/x
  3. Step 3: Cross multiply
    14,549.34x = 20,076.69 × 8,260.50
  4. Step 4: Simplify right side
    14,549.34x = 165,843,497.75
  5. Step 5: Solve for x
    x = 165,843,497.75/14,549.34
  6. Step 6: Final answer
    x = 11,398.70

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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.