Home / 35,126.97-52,711.20-12,955.83

Finding the Fourth Proportional to 35,126.97, 52,711.20 and 12,955.83

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Solution

The fourth proportional to 35,126.97, 52,711.20 and 12,955.83 is: 19,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,126.97 : 52,711.20 = 12,955.83 : x
  2. Step 2: Convert to fraction form
    35,126.97/52,711.20 = 12,955.83/x
  3. Step 3: Cross multiply
    35,126.97x = 52,711.20 × 12,955.83
  4. Step 4: Simplify right side
    35,126.97x = 682,917,346.30
  5. Step 5: Solve for x
    x = 682,917,346.30/35,126.97
  6. Step 6: Final answer
    x = 19,441.40

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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.