Home / 36,335.43-54,501.60-12,648.36

Finding the Fourth Proportional to 36,335.43, 54,501.60 and 12,648.36

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Solution

The fourth proportional to 36,335.43, 54,501.60 and 12,648.36 is: 18,972.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,335.43 : 54,501.60 = 12,648.36 : x
  2. Step 2: Convert to fraction form
    36,335.43/54,501.60 = 12,648.36/x
  3. Step 3: Cross multiply
    36,335.43x = 54,501.60 × 12,648.36
  4. Step 4: Simplify right side
    36,335.43x = 689,355,857.38
  5. Step 5: Solve for x
    x = 689,355,857.38/36,335.43
  6. Step 6: Final answer
    x = 18,972.00

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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.