Home / 52,122.60-78,183.90-17,065.80

Finding the Fourth Proportional to 52,122.60, 78,183.90 and 17,065.80

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Solution

The fourth proportional to 52,122.60, 78,183.90 and 17,065.80 is: 25,598.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,122.60 : 78,183.90 = 17,065.80 : x
  2. Step 2: Convert to fraction form
    52,122.60/78,183.90 = 17,065.80/x
  3. Step 3: Cross multiply
    52,122.60x = 78,183.90 × 17,065.80
  4. Step 4: Simplify right side
    52,122.60x = 1,334,270,800.62
  5. Step 5: Solve for x
    x = 1,334,270,800.62/52,122.60
  6. Step 6: Final answer
    x = 25,598.70

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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.