Home / 49,259.08-67,980.97-28,038.34

Finding the Fourth Proportional to 49,259.08, 67,980.97 and 28,038.34

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Solution

The fourth proportional to 49,259.08, 67,980.97 and 28,038.34 is: 38,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,259.08 : 67,980.97 = 28,038.34 : x
  2. Step 2: Convert to fraction form
    49,259.08/67,980.97 = 28,038.34/x
  3. Step 3: Cross multiply
    49,259.08x = 67,980.97 × 28,038.34
  4. Step 4: Simplify right side
    49,259.08x = 1,906,073,550.39
  5. Step 5: Solve for x
    x = 1,906,073,550.39/49,259.08
  6. Step 6: Final answer
    x = 38,694.87

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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.