Home / 27,924.58-38,536.14-15,349.33

Finding the Fourth Proportional to 27,924.58, 38,536.14 and 15,349.33

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Solution

The fourth proportional to 27,924.58, 38,536.14 and 15,349.33 is: 21,182.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,924.58 : 38,536.14 = 15,349.33 : x
  2. Step 2: Convert to fraction form
    27,924.58/38,536.14 = 15,349.33/x
  3. Step 3: Cross multiply
    27,924.58x = 38,536.14 × 15,349.33
  4. Step 4: Simplify right side
    27,924.58x = 591,503,929.79
  5. Step 5: Solve for x
    x = 591,503,929.79/27,924.58
  6. Step 6: Final answer
    x = 21,182.20

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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.