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Finding the Fourth Proportional to 58,503.16, 87,767.93 and 18,524.56

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Solution

The fourth proportional to 58,503.16, 87,767.93 and 18,524.56 is: 27,791.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,503.16 : 87,767.93 = 18,524.56 : x
  2. Step 2: Convert to fraction form
    58,503.16/87,767.93 = 18,524.56/x
  3. Step 3: Cross multiply
    58,503.16x = 87,767.93 × 18,524.56
  4. Step 4: Simplify right side
    58,503.16x = 1,625,862,285.36
  5. Step 5: Solve for x
    x = 1,625,862,285.36/58,503.16
  6. Step 6: Final answer
    x = 27,791.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.