Home / 14,203.24-19,600.55-8,238.45

Finding the Fourth Proportional to 14,203.24, 19,600.55 and 8,238.45

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Solution

The fourth proportional to 14,203.24, 19,600.55 and 8,238.45 is: 11,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.24 : 19,600.55 = 8,238.45 : x
  2. Step 2: Convert to fraction form
    14,203.24/19,600.55 = 8,238.45/x
  3. Step 3: Cross multiply
    14,203.24x = 19,600.55 × 8,238.45
  4. Step 4: Simplify right side
    14,203.24x = 161,478,151.15
  5. Step 5: Solve for x
    x = 161,478,151.15/14,203.24
  6. Step 6: Final answer
    x = 11,369.11

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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.