Home / 49,671.36-68,551.68-28,446.72

Finding the Fourth Proportional to 49,671.36, 68,551.68 and 28,446.72

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Solution

The fourth proportional to 49,671.36, 68,551.68 and 28,446.72 is: 39,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.36 : 68,551.68 = 28,446.72 : x
  2. Step 2: Convert to fraction form
    49,671.36/68,551.68 = 28,446.72/x
  3. Step 3: Cross multiply
    49,671.36x = 68,551.68 × 28,446.72
  4. Step 4: Simplify right side
    49,671.36x = 1,950,070,446.49
  5. Step 5: Solve for x
    x = 1,950,070,446.49/49,671.36
  6. Step 6: Final answer
    x = 39,259.45

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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.