Home / 52,210.60-78,328.62-16,671.94

Finding the Fourth Proportional to 52,210.60, 78,328.62 and 16,671.94

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Solution

The fourth proportional to 52,210.60, 78,328.62 and 16,671.94 is: 25,011.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,210.60 : 78,328.62 = 16,671.94 : x
  2. Step 2: Convert to fraction form
    52,210.60/78,328.62 = 16,671.94/x
  3. Step 3: Cross multiply
    52,210.60x = 78,328.62 × 16,671.94
  4. Step 4: Simplify right side
    52,210.60x = 1,305,890,052.92
  5. Step 5: Solve for x
    x = 1,305,890,052.92/52,210.60
  6. Step 6: Final answer
    x = 25,011.97

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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.