Home / 29,827.76-44,708.82-12,288.02

Finding the Fourth Proportional to 29,827.76, 44,708.82 and 12,288.02

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Solution

The fourth proportional to 29,827.76, 44,708.82 and 12,288.02 is: 18,418.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,827.76 : 44,708.82 = 12,288.02 : x
  2. Step 2: Convert to fraction form
    29,827.76/44,708.82 = 12,288.02/x
  3. Step 3: Cross multiply
    29,827.76x = 44,708.82 × 12,288.02
  4. Step 4: Simplify right side
    29,827.76x = 549,382,874.34
  5. Step 5: Solve for x
    x = 549,382,874.34/29,827.76
  6. Step 6: Final answer
    x = 18,418.51

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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.