Home / 14,203.36-19,600.63-8,238.48

Finding the Fourth Proportional to 14,203.36, 19,600.63 and 8,238.48

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Solution

The fourth proportional to 14,203.36, 19,600.63 and 8,238.48 is: 11,369.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.36 : 19,600.63 = 8,238.48 : x
  2. Step 2: Convert to fraction form
    14,203.36/19,600.63 = 8,238.48/x
  3. Step 3: Cross multiply
    14,203.36x = 19,600.63 × 8,238.48
  4. Step 4: Simplify right side
    14,203.36x = 161,479,398.24
  5. Step 5: Solve for x
    x = 161,479,398.24/14,203.36
  6. Step 6: Final answer
    x = 11,369.10

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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.