Home / 19,392.12-29,044.44-8,982

Finding the Fourth Proportional to 19,392.12, 29,044.44 and 8,982

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Solution

The fourth proportional to 19,392.12, 29,044.44 and 8,982 is: 13,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.12 : 29,044.44 = 8,982 : x
  2. Step 2: Convert to fraction form
    19,392.12/29,044.44 = 8,982/x
  3. Step 3: Cross multiply
    19,392.12x = 29,044.44 × 8,982
  4. Step 4: Simplify right side
    19,392.12x = 260,877,160.08
  5. Step 5: Solve for x
    x = 260,877,160.08/19,392.12
  6. Step 6: Final answer
    x = 13,452.74

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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.