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Finding the Fourth Proportional to 29,411.64, 44,117.46 and 8,649.72

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Solution

The fourth proportional to 29,411.64, 44,117.46 and 8,649.72 is: 12,974.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,411.64 : 44,117.46 = 8,649.72 : x
  2. Step 2: Convert to fraction form
    29,411.64/44,117.46 = 8,649.72/x
  3. Step 3: Cross multiply
    29,411.64x = 44,117.46 × 8,649.72
  4. Step 4: Simplify right side
    29,411.64x = 381,603,676.11
  5. Step 5: Solve for x
    x = 381,603,676.11/29,411.64
  6. Step 6: Final answer
    x = 12,974.58

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1.5x scale

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.