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Finding the Fourth Proportional to 58,628.57, 87,942.85 and 14,254.94

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Solution

The fourth proportional to 58,628.57, 87,942.85 and 14,254.94 is: 21,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,628.57 : 87,942.85 = 14,254.94 : x
  2. Step 2: Convert to fraction form
    58,628.57/87,942.85 = 14,254.94/x
  3. Step 3: Cross multiply
    58,628.57x = 87,942.85 × 14,254.94
  4. Step 4: Simplify right side
    58,628.57x = 1,253,620,234.40
  5. Step 5: Solve for x
    x = 1,253,620,234.40/58,628.57
  6. Step 6: Final answer
    x = 21,382.41

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Similar ratio
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1.5x scale

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.