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Finding the Fourth Proportional to 53,522.36, 73,859.88 and 29,648.48

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Solution

The fourth proportional to 53,522.36, 73,859.88 and 29,648.48 is: 40,914.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,522.36 : 73,859.88 = 29,648.48 : x
  2. Step 2: Convert to fraction form
    53,522.36/73,859.88 = 29,648.48/x
  3. Step 3: Cross multiply
    53,522.36x = 73,859.88 × 29,648.48
  4. Step 4: Simplify right side
    53,522.36x = 2,189,833,174.98
  5. Step 5: Solve for x
    x = 2,189,833,174.98/53,522.36
  6. Step 6: Final answer
    x = 40,914.36

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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.