Home / 19,909.48-27,474.66-10,956.52

Finding the Fourth Proportional to 19,909.48, 27,474.66 and 10,956.52

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Solution

The fourth proportional to 19,909.48, 27,474.66 and 10,956.52 is: 15,119.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,909.48 : 27,474.66 = 10,956.52 : x
  2. Step 2: Convert to fraction form
    19,909.48/27,474.66 = 10,956.52/x
  3. Step 3: Cross multiply
    19,909.48x = 27,474.66 × 10,956.52
  4. Step 4: Simplify right side
    19,909.48x = 301,026,661.78
  5. Step 5: Solve for x
    x = 301,026,661.78/19,909.48
  6. Step 6: Final answer
    x = 15,119.77

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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.