Home / 13,983.02-20,974.50-9,587.14

Finding the Fourth Proportional to 13,983.02, 20,974.50 and 9,587.14

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Solution

The fourth proportional to 13,983.02, 20,974.50 and 9,587.14 is: 14,380.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.02 : 20,974.50 = 9,587.14 : x
  2. Step 2: Convert to fraction form
    13,983.02/20,974.50 = 9,587.14/x
  3. Step 3: Cross multiply
    13,983.02x = 20,974.50 × 9,587.14
  4. Step 4: Simplify right side
    13,983.02x = 201,085,467.93
  5. Step 5: Solve for x
    x = 201,085,467.93/13,983.02
  6. Step 6: Final answer
    x = 14,380.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.