Home / 38,404.83-57,607.25-12,112.23

Finding the Fourth Proportional to 38,404.83, 57,607.25 and 12,112.23

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Solution

The fourth proportional to 38,404.83, 57,607.25 and 12,112.23 is: 18,168.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,404.83 : 57,607.25 = 12,112.23 : x
  2. Step 2: Convert to fraction form
    38,404.83/57,607.25 = 12,112.23/x
  3. Step 3: Cross multiply
    38,404.83x = 57,607.25 × 12,112.23
  4. Step 4: Simplify right side
    38,404.83x = 697,752,261.67
  5. Step 5: Solve for x
    x = 697,752,261.67/38,404.83
  6. Step 6: Final answer
    x = 18,168.35

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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.