Home / 50,465.68-69,644.52-28,111.12

Finding the Fourth Proportional to 50,465.68, 69,644.52 and 28,111.12

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Solution

The fourth proportional to 50,465.68, 69,644.52 and 28,111.12 is: 38,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,465.68 : 69,644.52 = 28,111.12 : x
  2. Step 2: Convert to fraction form
    50,465.68/69,644.52 = 28,111.12/x
  3. Step 3: Cross multiply
    50,465.68x = 69,644.52 × 28,111.12
  4. Step 4: Simplify right side
    50,465.68x = 1,957,785,459.06
  5. Step 5: Solve for x
    x = 1,957,785,459.06/50,465.68
  6. Step 6: Final answer
    x = 38,794.39

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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.