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Finding the Fourth Proportional to 34,007.92, 51,025.92 and 18,406.96

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Solution

The fourth proportional to 34,007.92, 51,025.92 and 18,406.96 is: 27,618.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,007.92 : 51,025.92 = 18,406.96 : x
  2. Step 2: Convert to fraction form
    34,007.92/51,025.92 = 18,406.96/x
  3. Step 3: Cross multiply
    34,007.92x = 51,025.92 × 18,406.96
  4. Step 4: Simplify right side
    34,007.92x = 939,232,068.40
  5. Step 5: Solve for x
    x = 939,232,068.40/34,007.92
  6. Step 6: Final answer
    x = 27,618.04

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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.