Home / 13,983.76-19,297.22-7,610.48

Finding the Fourth Proportional to 13,983.76, 19,297.22 and 7,610.48

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Solution

The fourth proportional to 13,983.76, 19,297.22 and 7,610.48 is: 10,502.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,983.76 : 19,297.22 = 7,610.48 : x
  2. Step 2: Convert to fraction form
    13,983.76/19,297.22 = 7,610.48/x
  3. Step 3: Cross multiply
    13,983.76x = 19,297.22 × 7,610.48
  4. Step 4: Simplify right side
    13,983.76x = 146,861,077.65
  5. Step 5: Solve for x
    x = 146,861,077.65/13,983.76
  6. Step 6: Final answer
    x = 10,502.26

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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.