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Finding the Fourth Proportional to 48,814.80, 67,364.78 and 26,458.80

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Solution

The fourth proportional to 48,814.80, 67,364.78 and 26,458.80 is: 36,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,814.80 : 67,364.78 = 26,458.80 : x
  2. Step 2: Convert to fraction form
    48,814.80/67,364.78 = 26,458.80/x
  3. Step 3: Cross multiply
    48,814.80x = 67,364.78 × 26,458.80
  4. Step 4: Simplify right side
    48,814.80x = 1,782,391,241.06
  5. Step 5: Solve for x
    x = 1,782,391,241.06/48,814.80
  6. Step 6: Final answer
    x = 36,513.34

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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.