Home / 27,514.72-37,968.24-15,575.32

Finding the Fourth Proportional to 27,514.72, 37,968.24 and 15,575.32

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Solution

The fourth proportional to 27,514.72, 37,968.24 and 15,575.32 is: 21,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,514.72 : 37,968.24 = 15,575.32 : x
  2. Step 2: Convert to fraction form
    27,514.72/37,968.24 = 15,575.32/x
  3. Step 3: Cross multiply
    27,514.72x = 37,968.24 × 15,575.32
  4. Step 4: Simplify right side
    27,514.72x = 591,367,487.84
  5. Step 5: Solve for x
    x = 591,367,487.84/27,514.72
  6. Step 6: Final answer
    x = 21,492.77

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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.