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Finding the Fourth Proportional to 48,005.84, 66,249.42 and 26,784.66

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Solution

The fourth proportional to 48,005.84, 66,249.42 and 26,784.66 is: 36,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,005.84 : 66,249.42 = 26,784.66 : x
  2. Step 2: Convert to fraction form
    48,005.84/66,249.42 = 26,784.66/x
  3. Step 3: Cross multiply
    48,005.84x = 66,249.42 × 26,784.66
  4. Step 4: Simplify right side
    48,005.84x = 1,774,468,189.90
  5. Step 5: Solve for x
    x = 1,774,468,189.90/48,005.84
  6. Step 6: Final answer
    x = 36,963.59

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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.