Home / 19,898.82-27,459.66-10,945.76

Finding the Fourth Proportional to 19,898.82, 27,459.66 and 10,945.76

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Solution

The fourth proportional to 19,898.82, 27,459.66 and 10,945.76 is: 15,104.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898.82 : 27,459.66 = 10,945.76 : x
  2. Step 2: Convert to fraction form
    19,898.82/27,459.66 = 10,945.76/x
  3. Step 3: Cross multiply
    19,898.82x = 27,459.66 × 10,945.76
  4. Step 4: Simplify right side
    19,898.82x = 300,566,848.04
  5. Step 5: Solve for x
    x = 300,566,848.04/19,898.82
  6. Step 6: Final answer
    x = 15,104.76

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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.