Home / 38,408.60-57,612.83-15,018.63

Finding the Fourth Proportional to 38,408.60, 57,612.83 and 15,018.63

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Solution

The fourth proportional to 38,408.60, 57,612.83 and 15,018.63 is: 22,527.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,408.60 : 57,612.83 = 15,018.63 : x
  2. Step 2: Convert to fraction form
    38,408.60/57,612.83 = 15,018.63/x
  3. Step 3: Cross multiply
    38,408.60x = 57,612.83 × 15,018.63
  4. Step 4: Simplify right side
    38,408.60x = 865,265,701.93
  5. Step 5: Solve for x
    x = 865,265,701.93/38,408.60
  6. Step 6: Final answer
    x = 22,527.92

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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.