Home / 14,203.38-19,600.73-8,238.58

Finding the Fourth Proportional to 14,203.38, 19,600.73 and 8,238.58

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Solution

The fourth proportional to 14,203.38, 19,600.73 and 8,238.58 is: 11,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,203.38 : 19,600.73 = 8,238.58 : x
  2. Step 2: Convert to fraction form
    14,203.38/19,600.73 = 8,238.58/x
  3. Step 3: Cross multiply
    14,203.38x = 19,600.73 × 8,238.58
  4. Step 4: Simplify right side
    14,203.38x = 161,482,182.16
  5. Step 5: Solve for x
    x = 161,482,182.16/14,203.38
  6. Step 6: Final answer
    x = 11,369.28

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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.