Home / 34,287.76-51,435.42-12,098.08

Finding the Fourth Proportional to 34,287.76, 51,435.42 and 12,098.08

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Solution

The fourth proportional to 34,287.76, 51,435.42 and 12,098.08 is: 18,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,287.76 : 51,435.42 = 12,098.08 : x
  2. Step 2: Convert to fraction form
    34,287.76/51,435.42 = 12,098.08/x
  3. Step 3: Cross multiply
    34,287.76x = 51,435.42 × 12,098.08
  4. Step 4: Simplify right side
    34,287.76x = 622,269,825.99
  5. Step 5: Solve for x
    x = 622,269,825.99/34,287.76
  6. Step 6: Final answer
    x = 18,148.45

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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.