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Finding the Fourth Proportional to 29,405.60, 44,093.28 and 8,626.40

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Solution

The fourth proportional to 29,405.60, 44,093.28 and 8,626.40 is: 12,935.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,405.60 : 44,093.28 = 8,626.40 : x
  2. Step 2: Convert to fraction form
    29,405.60/44,093.28 = 8,626.40/x
  3. Step 3: Cross multiply
    29,405.60x = 44,093.28 × 8,626.40
  4. Step 4: Simplify right side
    29,405.60x = 380,366,270.59
  5. Step 5: Solve for x
    x = 380,366,270.59/29,405.60
  6. Step 6: Final answer
    x = 12,935.16

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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.