Home / 36,335.17-54,501.22-12,648.11

Finding the Fourth Proportional to 36,335.17, 54,501.22 and 12,648.11

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Solution

The fourth proportional to 36,335.17, 54,501.22 and 12,648.11 is: 18,971.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,335.17 : 54,501.22 = 12,648.11 : x
  2. Step 2: Convert to fraction form
    36,335.17/54,501.22 = 12,648.11/x
  3. Step 3: Cross multiply
    36,335.17x = 54,501.22 × 12,648.11
  4. Step 4: Simplify right side
    36,335.17x = 689,337,362.45
  5. Step 5: Solve for x
    x = 689,337,362.45/36,335.17
  6. Step 6: Final answer
    x = 18,971.63

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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.