Home / 36,638.17-54,920.32-14,442.95

Finding the Fourth Proportional to 36,638.17, 54,920.32 and 14,442.95

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Solution

The fourth proportional to 36,638.17, 54,920.32 and 14,442.95 is: 21,649.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,638.17 : 54,920.32 = 14,442.95 : x
  2. Step 2: Convert to fraction form
    36,638.17/54,920.32 = 14,442.95/x
  3. Step 3: Cross multiply
    36,638.17x = 54,920.32 × 14,442.95
  4. Step 4: Simplify right side
    36,638.17x = 793,211,435.74
  5. Step 5: Solve for x
    x = 793,211,435.74/36,638.17
  6. Step 6: Final answer
    x = 21,649.87

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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.