Home / 13,073.58-19,611.15-4,308.57

Finding the Fourth Proportional to 13,073.58, 19,611.15 and 4,308.57

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Solution

The fourth proportional to 13,073.58, 19,611.15 and 4,308.57 is: 6,463.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,073.58 : 19,611.15 = 4,308.57 : x
  2. Step 2: Convert to fraction form
    13,073.58/19,611.15 = 4,308.57/x
  3. Step 3: Cross multiply
    13,073.58x = 19,611.15 × 4,308.57
  4. Step 4: Simplify right side
    13,073.58x = 84,496,012.56
  5. Step 5: Solve for x
    x = 84,496,012.56/13,073.58
  6. Step 6: Final answer
    x = 6,463.11

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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.