Home / 49,864.68-68,813.28-28,353.24

Finding the Fourth Proportional to 49,864.68, 68,813.28 and 28,353.24

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Solution

The fourth proportional to 49,864.68, 68,813.28 and 28,353.24 is: 39,127.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,864.68 : 68,813.28 = 28,353.24 : x
  2. Step 2: Convert to fraction form
    49,864.68/68,813.28 = 28,353.24/x
  3. Step 3: Cross multiply
    49,864.68x = 68,813.28 × 28,353.24
  4. Step 4: Simplify right side
    49,864.68x = 1,951,079,443.03
  5. Step 5: Solve for x
    x = 1,951,079,443.03/49,864.68
  6. Step 6: Final answer
    x = 39,127.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.