Home / 34,188.05-51,251.65-18,401.60

Finding the Fourth Proportional to 34,188.05, 51,251.65 and 18,401.60

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Solution

The fourth proportional to 34,188.05, 51,251.65 and 18,401.60 is: 27,586.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,188.05 : 51,251.65 = 18,401.60 : x
  2. Step 2: Convert to fraction form
    34,188.05/51,251.65 = 18,401.60/x
  3. Step 3: Cross multiply
    34,188.05x = 51,251.65 × 18,401.60
  4. Step 4: Simplify right side
    34,188.05x = 943,112,362.64
  5. Step 5: Solve for x
    x = 943,112,362.64/34,188.05
  6. Step 6: Final answer
    x = 27,586.02

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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.