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Finding the Fourth Proportional to 48,503.82, 66,934.79 and 26,993.20

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Solution

The fourth proportional to 48,503.82, 66,934.79 and 26,993.20 is: 37,250.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,503.82 : 66,934.79 = 26,993.20 : x
  2. Step 2: Convert to fraction form
    48,503.82/66,934.79 = 26,993.20/x
  3. Step 3: Cross multiply
    48,503.82x = 66,934.79 × 26,993.20
  4. Step 4: Simplify right side
    48,503.82x = 1,806,784,173.43
  5. Step 5: Solve for x
    x = 1,806,784,173.43/48,503.82
  6. Step 6: Final answer
    x = 37,250.35

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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.