Home / 34,289.93-51,439.01-12,098.72

Finding the Fourth Proportional to 34,289.93, 51,439.01 and 12,098.72

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Solution

The fourth proportional to 34,289.93, 51,439.01 and 12,098.72 is: 18,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,289.93 : 51,439.01 = 12,098.72 : x
  2. Step 2: Convert to fraction form
    34,289.93/51,439.01 = 12,098.72/x
  3. Step 3: Cross multiply
    34,289.93x = 51,439.01 × 12,098.72
  4. Step 4: Simplify right side
    34,289.93x = 622,346,179.07
  5. Step 5: Solve for x
    x = 622,346,179.07/34,289.93
  6. Step 6: Final answer
    x = 18,149.53

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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.