Home / 38,514.02-57,792.38-18,792.74

Finding the Fourth Proportional to 38,514.02, 57,792.38 and 18,792.74

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Solution

The fourth proportional to 38,514.02, 57,792.38 and 18,792.74 is: 28,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,514.02 : 57,792.38 = 18,792.74 : x
  2. Step 2: Convert to fraction form
    38,514.02/57,792.38 = 18,792.74/x
  3. Step 3: Cross multiply
    38,514.02x = 57,792.38 × 18,792.74
  4. Step 4: Simplify right side
    38,514.02x = 1,086,077,171.32
  5. Step 5: Solve for x
    x = 1,086,077,171.32/38,514.02
  6. Step 6: Final answer
    x = 28,199.53

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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.