Home / 15,520.87-23,268.31-6,155.04

Finding the Fourth Proportional to 15,520.87, 23,268.31 and 6,155.04

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Solution

The fourth proportional to 15,520.87, 23,268.31 and 6,155.04 is: 9,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,520.87 : 23,268.31 = 6,155.04 : x
  2. Step 2: Convert to fraction form
    15,520.87/23,268.31 = 6,155.04/x
  3. Step 3: Cross multiply
    15,520.87x = 23,268.31 × 6,155.04
  4. Step 4: Simplify right side
    15,520.87x = 143,217,354.39
  5. Step 5: Solve for x
    x = 143,217,354.39/15,520.87
  6. Step 6: Final answer
    x = 9,227.41

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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.