Home / 19,926.60-29,875.92-8,827.26

Finding the Fourth Proportional to 19,926.60, 29,875.92 and 8,827.26

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Solution

The fourth proportional to 19,926.60, 29,875.92 and 8,827.26 is: 13,234.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.60 : 29,875.92 = 8,827.26 : x
  2. Step 2: Convert to fraction form
    19,926.60/29,875.92 = 8,827.26/x
  3. Step 3: Cross multiply
    19,926.60x = 29,875.92 × 8,827.26
  4. Step 4: Simplify right side
    19,926.60x = 263,722,513.58
  5. Step 5: Solve for x
    x = 263,722,513.58/19,926.60
  6. Step 6: Final answer
    x = 13,234.70

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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.