Home / 13,050.96-19,573.96-3,690.90

Finding the Fourth Proportional to 13,050.96, 19,573.96 and 3,690.90

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Solution

The fourth proportional to 13,050.96, 19,573.96 and 3,690.90 is: 5,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,050.96 : 19,573.96 = 3,690.90 : x
  2. Step 2: Convert to fraction form
    13,050.96/19,573.96 = 3,690.90/x
  3. Step 3: Cross multiply
    13,050.96x = 19,573.96 × 3,690.90
  4. Step 4: Simplify right side
    13,050.96x = 72,245,528.96
  5. Step 5: Solve for x
    x = 72,245,528.96/13,050.96
  6. Step 6: Final answer
    x = 5,535.65

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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.