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Finding the Fourth Proportional to 58,657.94, 87,990.34 and 22,634.59

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Solution

The fourth proportional to 58,657.94, 87,990.34 and 22,634.59 is: 33,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,657.94 : 87,990.34 = 22,634.59 : x
  2. Step 2: Convert to fraction form
    58,657.94/87,990.34 = 22,634.59/x
  3. Step 3: Cross multiply
    58,657.94x = 87,990.34 × 22,634.59
  4. Step 4: Simplify right side
    58,657.94x = 1,991,624,993.30
  5. Step 5: Solve for x
    x = 1,991,624,993.30/58,657.94
  6. Step 6: Final answer
    x = 33,953.20

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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.