Home / 14,971.54-20,662.12-8,599.02

Finding the Fourth Proportional to 14,971.54, 20,662.12 and 8,599.02

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Solution

The fourth proportional to 14,971.54, 20,662.12 and 8,599.02 is: 11,867.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.54 : 20,662.12 = 8,599.02 : x
  2. Step 2: Convert to fraction form
    14,971.54/20,662.12 = 8,599.02/x
  3. Step 3: Cross multiply
    14,971.54x = 20,662.12 × 8,599.02
  4. Step 4: Simplify right side
    14,971.54x = 177,673,983.12
  5. Step 5: Solve for x
    x = 177,673,983.12/14,971.54
  6. Step 6: Final answer
    x = 11,867.45

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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.