Home / 35,185.68-52,764.33-12,689.97

Finding the Fourth Proportional to 35,185.68, 52,764.33 and 12,689.97

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Solution

The fourth proportional to 35,185.68, 52,764.33 and 12,689.97 is: 19,029.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,185.68 : 52,764.33 = 12,689.97 : x
  2. Step 2: Convert to fraction form
    35,185.68/52,764.33 = 12,689.97/x
  3. Step 3: Cross multiply
    35,185.68x = 52,764.33 × 12,689.97
  4. Step 4: Simplify right side
    35,185.68x = 669,577,764.77
  5. Step 5: Solve for x
    x = 669,577,764.77/35,185.68
  6. Step 6: Final answer
    x = 19,029.84

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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.