Home / 34,765.68-52,152.60-12,589.52

Finding the Fourth Proportional to 34,765.68, 52,152.60 and 12,589.52

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Solution

The fourth proportional to 34,765.68, 52,152.60 and 12,589.52 is: 18,885.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,765.68 : 52,152.60 = 12,589.52 : x
  2. Step 2: Convert to fraction form
    34,765.68/52,152.60 = 12,589.52/x
  3. Step 3: Cross multiply
    34,765.68x = 52,152.60 × 12,589.52
  4. Step 4: Simplify right side
    34,765.68x = 656,576,200.75
  5. Step 5: Solve for x
    x = 656,576,200.75/34,765.68
  6. Step 6: Final answer
    x = 18,885.76

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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.