Home / 13,997.00-19,318.70-8,032.77

Finding the Fourth Proportional to 13,997.00, 19,318.70 and 8,032.77

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Solution

The fourth proportional to 13,997.00, 19,318.70 and 8,032.77 is: 11,086.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,997.00 : 19,318.70 = 8,032.77 : x
  2. Step 2: Convert to fraction form
    13,997.00/19,318.70 = 8,032.77/x
  3. Step 3: Cross multiply
    13,997.00x = 19,318.70 × 8,032.77
  4. Step 4: Simplify right side
    13,997.00x = 155,182,693.88
  5. Step 5: Solve for x
    x = 155,182,693.88/13,997.00
  6. Step 6: Final answer
    x = 11,086.85

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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.