Home / 15,594.44-21,514.18-9,927.72

Finding the Fourth Proportional to 15,594.44, 21,514.18 and 9,927.72

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Solution

The fourth proportional to 15,594.44, 21,514.18 and 9,927.72 is: 13,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,594.44 : 21,514.18 = 9,927.72 : x
  2. Step 2: Convert to fraction form
    15,594.44/21,514.18 = 9,927.72/x
  3. Step 3: Cross multiply
    15,594.44x = 21,514.18 × 9,927.72
  4. Step 4: Simplify right side
    15,594.44x = 213,586,755.07
  5. Step 5: Solve for x
    x = 213,586,755.07/15,594.44
  6. Step 6: Final answer
    x = 13,696.34

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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.