Home / 34,199.68-51,298.12-12,018.08

Finding the Fourth Proportional to 34,199.68, 51,298.12 and 12,018.08

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Solution

The fourth proportional to 34,199.68, 51,298.12 and 12,018.08 is: 18,026.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,199.68 : 51,298.12 = 12,018.08 : x
  2. Step 2: Convert to fraction form
    34,199.68/51,298.12 = 12,018.08/x
  3. Step 3: Cross multiply
    34,199.68x = 51,298.12 × 12,018.08
  4. Step 4: Simplify right side
    34,199.68x = 616,504,910.01
  5. Step 5: Solve for x
    x = 616,504,910.01/34,199.68
  6. Step 6: Final answer
    x = 18,026.63

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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.