Home / 38,514.79-57,724.47-21,824.26

Finding the Fourth Proportional to 38,514.79, 57,724.47 and 21,824.26

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Solution

The fourth proportional to 38,514.79, 57,724.47 and 21,824.26 is: 32,709.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,514.79 : 57,724.47 = 21,824.26 : x
  2. Step 2: Convert to fraction form
    38,514.79/57,724.47 = 21,824.26/x
  3. Step 3: Cross multiply
    38,514.79x = 57,724.47 × 21,824.26
  4. Step 4: Simplify right side
    38,514.79x = 1,259,793,841.64
  5. Step 5: Solve for x
    x = 1,259,793,841.64/38,514.79
  6. Step 6: Final answer
    x = 32,709.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.