Home / 14,346.36-19,796.24-7,972.92

Finding the Fourth Proportional to 14,346.36, 19,796.24 and 7,972.92

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Solution

The fourth proportional to 14,346.36, 19,796.24 and 7,972.92 is: 11,001.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346.36 : 19,796.24 = 7,972.92 : x
  2. Step 2: Convert to fraction form
    14,346.36/19,796.24 = 7,972.92/x
  3. Step 3: Cross multiply
    14,346.36x = 19,796.24 × 7,972.92
  4. Step 4: Simplify right side
    14,346.36x = 157,833,837.82
  5. Step 5: Solve for x
    x = 157,833,837.82/14,346.36
  6. Step 6: Final answer
    x = 11,001.66

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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.