Home / 52,586.45-78,880.35-15,147.14

Finding the Fourth Proportional to 52,586.45, 78,880.35 and 15,147.14

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Solution

The fourth proportional to 52,586.45, 78,880.35 and 15,147.14 is: 22,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,586.45 : 78,880.35 = 15,147.14 : x
  2. Step 2: Convert to fraction form
    52,586.45/78,880.35 = 15,147.14/x
  3. Step 3: Cross multiply
    52,586.45x = 78,880.35 × 15,147.14
  4. Step 4: Simplify right side
    52,586.45x = 1,194,811,310.30
  5. Step 5: Solve for x
    x = 1,194,811,310.30/52,586.45
  6. Step 6: Final answer
    x = 22,720.90

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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.