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Finding the Fourth Proportional to 29,660.10, 44,477.16 and 8,878.74

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Solution

The fourth proportional to 29,660.10, 44,477.16 and 8,878.74 is: 13,314.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,660.10 : 44,477.16 = 8,878.74 : x
  2. Step 2: Convert to fraction form
    29,660.10/44,477.16 = 8,878.74/x
  3. Step 3: Cross multiply
    29,660.10x = 44,477.16 × 8,878.74
  4. Step 4: Simplify right side
    29,660.10x = 394,901,139.58
  5. Step 5: Solve for x
    x = 394,901,139.58/29,660.10
  6. Step 6: Final answer
    x = 13,314.22

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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.