Home / 15,588.82-21,514.62-9,924.10

Finding the Fourth Proportional to 15,588.82, 21,514.62 and 9,924.10

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Solution

The fourth proportional to 15,588.82, 21,514.62 and 9,924.10 is: 13,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,588.82 : 21,514.62 = 9,924.10 : x
  2. Step 2: Convert to fraction form
    15,588.82/21,514.62 = 9,924.10/x
  3. Step 3: Cross multiply
    15,588.82x = 21,514.62 × 9,924.10
  4. Step 4: Simplify right side
    15,588.82x = 213,513,240.34
  5. Step 5: Solve for x
    x = 213,513,240.34/15,588.82
  6. Step 6: Final answer
    x = 13,696.56

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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.