Home / 14,982.04-20,673.66-8,693.20

Finding the Fourth Proportional to 14,982.04, 20,673.66 and 8,693.20

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Solution

The fourth proportional to 14,982.04, 20,673.66 and 8,693.20 is: 11,995.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,982.04 : 20,673.66 = 8,693.20 : x
  2. Step 2: Convert to fraction form
    14,982.04/20,673.66 = 8,693.20/x
  3. Step 3: Cross multiply
    14,982.04x = 20,673.66 × 8,693.20
  4. Step 4: Simplify right side
    14,982.04x = 179,720,261.11
  5. Step 5: Solve for x
    x = 179,720,261.11/14,982.04
  6. Step 6: Final answer
    x = 11,995.71

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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.