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Finding the Fourth Proportional to 53,393.58, 73,682.73 and 29,521.26

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Solution

The fourth proportional to 53,393.58, 73,682.73 and 29,521.26 is: 40,739.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,393.58 : 73,682.73 = 29,521.26 : x
  2. Step 2: Convert to fraction form
    53,393.58/73,682.73 = 29,521.26/x
  3. Step 3: Cross multiply
    53,393.58x = 73,682.73 × 29,521.26
  4. Step 4: Simplify right side
    53,393.58x = 2,175,207,029.84
  5. Step 5: Solve for x
    x = 2,175,207,029.84/53,393.58
  6. Step 6: Final answer
    x = 40,739.11

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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.