Home / 36,156.29-54,240.84-12,466.40

Finding the Fourth Proportional to 36,156.29, 54,240.84 and 12,466.40

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Solution

The fourth proportional to 36,156.29, 54,240.84 and 12,466.40 is: 18,701.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,156.29 : 54,240.84 = 12,466.40 : x
  2. Step 2: Convert to fraction form
    36,156.29/54,240.84 = 12,466.40/x
  3. Step 3: Cross multiply
    36,156.29x = 54,240.84 × 12,466.40
  4. Step 4: Simplify right side
    36,156.29x = 676,187,736.57
  5. Step 5: Solve for x
    x = 676,187,736.57/36,156.29
  6. Step 6: Final answer
    x = 18,701.80

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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.