Home / 13,027.55-19,541.34-9,149.27

Finding the Fourth Proportional to 13,027.55, 19,541.34 and 9,149.27

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Solution

The fourth proportional to 13,027.55, 19,541.34 and 9,149.27 is: 13,723.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.55 : 19,541.34 = 9,149.27 : x
  2. Step 2: Convert to fraction form
    13,027.55/19,541.34 = 9,149.27/x
  3. Step 3: Cross multiply
    13,027.55x = 19,541.34 × 9,149.27
  4. Step 4: Simplify right side
    13,027.55x = 178,788,995.82
  5. Step 5: Solve for x
    x = 178,788,995.82/13,027.55
  6. Step 6: Final answer
    x = 13,723.92

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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.