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Finding the Fourth Proportional to 48,410.91, 66,814.28 and 34,843.82

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Solution

The fourth proportional to 48,410.91, 66,814.28 and 34,843.82 is: 48,089.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,410.91 : 66,814.28 = 34,843.82 : x
  2. Step 2: Convert to fraction form
    48,410.91/66,814.28 = 34,843.82/x
  3. Step 3: Cross multiply
    48,410.91x = 66,814.28 × 34,843.82
  4. Step 4: Simplify right side
    48,410.91x = 2,328,064,237.46
  5. Step 5: Solve for x
    x = 2,328,064,237.46/48,410.91
  6. Step 6: Final answer
    x = 48,089.66

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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.