Home / 28,514.80-42,823.40-27,593.20

Finding the Fourth Proportional to 28,514.80, 42,823.40 and 27,593.20

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Solution

The fourth proportional to 28,514.80, 42,823.40 and 27,593.20 is: 41,439.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,514.80 : 42,823.40 = 27,593.20 : x
  2. Step 2: Convert to fraction form
    28,514.80/42,823.40 = 27,593.20/x
  3. Step 3: Cross multiply
    28,514.80x = 42,823.40 × 27,593.20
  4. Step 4: Simplify right side
    28,514.80x = 1,181,634,640.88
  5. Step 5: Solve for x
    x = 1,181,634,640.88/28,514.80
  6. Step 6: Final answer
    x = 41,439.35

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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.