Home / 14,767.08-20,380.13-9,027.90

Finding the Fourth Proportional to 14,767.08, 20,380.13 and 9,027.90

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Solution

The fourth proportional to 14,767.08, 20,380.13 and 9,027.90 is: 12,459.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,767.08 : 20,380.13 = 9,027.90 : x
  2. Step 2: Convert to fraction form
    14,767.08/20,380.13 = 9,027.90/x
  3. Step 3: Cross multiply
    14,767.08x = 20,380.13 × 9,027.90
  4. Step 4: Simplify right side
    14,767.08x = 183,989,673.73
  5. Step 5: Solve for x
    x = 183,989,673.73/14,767.08
  6. Step 6: Final answer
    x = 12,459.45

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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.