Home / 19,397.81-29,073.16-8,853.37

Finding the Fourth Proportional to 19,397.81, 29,073.16 and 8,853.37

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Solution

The fourth proportional to 19,397.81, 29,073.16 and 8,853.37 is: 13,269.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.81 : 29,073.16 = 8,853.37 : x
  2. Step 2: Convert to fraction form
    19,397.81/29,073.16 = 8,853.37/x
  3. Step 3: Cross multiply
    19,397.81x = 29,073.16 × 8,853.37
  4. Step 4: Simplify right side
    19,397.81x = 257,395,380.93
  5. Step 5: Solve for x
    x = 257,395,380.93/19,397.81
  6. Step 6: Final answer
    x = 13,269.30

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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.