Home / 23,139.04-34,727.64-12,049.04

Finding the Fourth Proportional to 23,139.04, 34,727.64 and 12,049.04

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Solution

The fourth proportional to 23,139.04, 34,727.64 and 12,049.04 is: 18,083.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,139.04 : 34,727.64 = 12,049.04 : x
  2. Step 2: Convert to fraction form
    23,139.04/34,727.64 = 12,049.04/x
  3. Step 3: Cross multiply
    23,139.04x = 34,727.64 × 12,049.04
  4. Step 4: Simplify right side
    23,139.04x = 418,434,723.47
  5. Step 5: Solve for x
    x = 418,434,723.47/23,139.04
  6. Step 6: Final answer
    x = 18,083.50

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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.