Home / 52,069.73-78,104.59-12,626.84

Finding the Fourth Proportional to 52,069.73, 78,104.59 and 12,626.84

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Solution

The fourth proportional to 52,069.73, 78,104.59 and 12,626.84 is: 18,940.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,069.73 : 78,104.59 = 12,626.84 : x
  2. Step 2: Convert to fraction form
    52,069.73/78,104.59 = 12,626.84/x
  3. Step 3: Cross multiply
    52,069.73x = 78,104.59 × 12,626.84
  4. Step 4: Simplify right side
    52,069.73x = 986,214,309.91
  5. Step 5: Solve for x
    x = 986,214,309.91/52,069.73
  6. Step 6: Final answer
    x = 18,940.26

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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.