Home / 15,500.34-23,250.31-3,813.66

Finding the Fourth Proportional to 15,500.34, 23,250.31 and 3,813.66

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Solution

The fourth proportional to 15,500.34, 23,250.31 and 3,813.66 is: 5,720.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,500.34 : 23,250.31 = 3,813.66 : x
  2. Step 2: Convert to fraction form
    15,500.34/23,250.31 = 3,813.66/x
  3. Step 3: Cross multiply
    15,500.34x = 23,250.31 × 3,813.66
  4. Step 4: Simplify right side
    15,500.34x = 88,668,777.23
  5. Step 5: Solve for x
    x = 88,668,777.23/15,500.34
  6. Step 6: Final answer
    x = 5,720.44

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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.