Home / 19,577.60-29,350.74-10,212.92

Finding the Fourth Proportional to 19,577.60, 29,350.74 and 10,212.92

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Solution

The fourth proportional to 19,577.60, 29,350.74 and 10,212.92 is: 15,311.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,577.60 : 29,350.74 = 10,212.92 : x
  2. Step 2: Convert to fraction form
    19,577.60/29,350.74 = 10,212.92/x
  3. Step 3: Cross multiply
    19,577.60x = 29,350.74 × 10,212.92
  4. Step 4: Simplify right side
    19,577.60x = 299,756,759.56
  5. Step 5: Solve for x
    x = 299,756,759.56/19,577.60
  6. Step 6: Final answer
    x = 15,311.21

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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.