Home / 14,549.95-20,081.34-8,583.08

Finding the Fourth Proportional to 14,549.95, 20,081.34 and 8,583.08

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Solution

The fourth proportional to 14,549.95, 20,081.34 and 8,583.08 is: 11,846.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,549.95 : 20,081.34 = 8,583.08 : x
  2. Step 2: Convert to fraction form
    14,549.95/20,081.34 = 8,583.08/x
  3. Step 3: Cross multiply
    14,549.95x = 20,081.34 × 8,583.08
  4. Step 4: Simplify right side
    14,549.95x = 172,359,747.73
  5. Step 5: Solve for x
    x = 172,359,747.73/14,549.95
  6. Step 6: Final answer
    x = 11,846.08

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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.