Home / 48,622.84-67,104.89-28,209.40

Finding the Fourth Proportional to 48,622.84, 67,104.89 and 28,209.40

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Solution

The fourth proportional to 48,622.84, 67,104.89 and 28,209.40 is: 38,932.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,622.84 : 67,104.89 = 28,209.40 : x
  2. Step 2: Convert to fraction form
    48,622.84/67,104.89 = 28,209.40/x
  3. Step 3: Cross multiply
    48,622.84x = 67,104.89 × 28,209.40
  4. Step 4: Simplify right side
    48,622.84x = 1,892,988,542.92
  5. Step 5: Solve for x
    x = 1,892,988,542.92/48,622.84
  6. Step 6: Final answer
    x = 38,932.09

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Double scale
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Similar ratio
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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.