Home / 36,341.78-54,512.67-12,962.75

Finding the Fourth Proportional to 36,341.78, 54,512.67 and 12,962.75

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Solution

The fourth proportional to 36,341.78, 54,512.67 and 12,962.75 is: 19,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,341.78 : 54,512.67 = 12,962.75 : x
  2. Step 2: Convert to fraction form
    36,341.78/54,512.67 = 12,962.75/x
  3. Step 3: Cross multiply
    36,341.78x = 54,512.67 × 12,962.75
  4. Step 4: Simplify right side
    36,341.78x = 706,634,113.04
  5. Step 5: Solve for x
    x = 706,634,113.04/36,341.78
  6. Step 6: Final answer
    x = 19,444.13

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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.