Home / 49,346.83-68,105.12-28,121.23

Finding the Fourth Proportional to 49,346.83, 68,105.12 and 28,121.23

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Solution

The fourth proportional to 49,346.83, 68,105.12 and 28,121.23 is: 38,811.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,346.83 : 68,105.12 = 28,121.23 : x
  2. Step 2: Convert to fraction form
    49,346.83/68,105.12 = 28,121.23/x
  3. Step 3: Cross multiply
    49,346.83x = 68,105.12 × 28,121.23
  4. Step 4: Simplify right side
    49,346.83x = 1,915,199,603.09
  5. Step 5: Solve for x
    x = 1,915,199,603.09/49,346.83
  6. Step 6: Final answer
    x = 38,811.00

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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.