Home / 19,397.21-29,110.46-15,548.09

Finding the Fourth Proportional to 19,397.21, 29,110.46 and 15,548.09

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Solution

The fourth proportional to 19,397.21, 29,110.46 and 15,548.09 is: 23,333.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.21 : 29,110.46 = 15,548.09 : x
  2. Step 2: Convert to fraction form
    19,397.21/29,110.46 = 15,548.09/x
  3. Step 3: Cross multiply
    19,397.21x = 29,110.46 × 15,548.09
  4. Step 4: Simplify right side
    19,397.21x = 452,611,828.73
  5. Step 5: Solve for x
    x = 452,611,828.73/19,397.21
  6. Step 6: Final answer
    x = 23,333.87

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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.