Home / 38,522.61-57,783.45-12,227.58

Finding the Fourth Proportional to 38,522.61, 57,783.45 and 12,227.58

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Solution

The fourth proportional to 38,522.61, 57,783.45 and 12,227.58 is: 18,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,522.61 : 57,783.45 = 12,227.58 : x
  2. Step 2: Convert to fraction form
    38,522.61/57,783.45 = 12,227.58/x
  3. Step 3: Cross multiply
    38,522.61x = 57,783.45 × 12,227.58
  4. Step 4: Simplify right side
    38,522.61x = 706,551,757.55
  5. Step 5: Solve for x
    x = 706,551,757.55/38,522.61
  6. Step 6: Final answer
    x = 18,341.22

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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.