Home / 13,898.24-19,179.84-7,610.48

Finding the Fourth Proportional to 13,898.24, 19,179.84 and 7,610.48

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Solution

The fourth proportional to 13,898.24, 19,179.84 and 7,610.48 is: 10,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898.24 : 19,179.84 = 7,610.48 : x
  2. Step 2: Convert to fraction form
    13,898.24/19,179.84 = 7,610.48/x
  3. Step 3: Cross multiply
    13,898.24x = 19,179.84 × 7,610.48
  4. Step 4: Simplify right side
    13,898.24x = 145,967,788.72
  5. Step 5: Solve for x
    x = 145,967,788.72/13,898.24
  6. Step 6: Final answer
    x = 10,502.61

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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.