Home / 19,932.48-27,506.82-10,979.97

Finding the Fourth Proportional to 19,932.48, 27,506.82 and 10,979.97

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Solution

The fourth proportional to 19,932.48, 27,506.82 and 10,979.97 is: 15,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932.48 : 27,506.82 = 10,979.97 : x
  2. Step 2: Convert to fraction form
    19,932.48/27,506.82 = 10,979.97/x
  3. Step 3: Cross multiply
    19,932.48x = 27,506.82 × 10,979.97
  4. Step 4: Simplify right side
    19,932.48x = 302,024,058.40
  5. Step 5: Solve for x
    x = 302,024,058.40/19,932.48
  6. Step 6: Final answer
    x = 15,152.36

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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.