Home / 18,265.96-27,397.59-8,876.98

Finding the Fourth Proportional to 18,265.96, 27,397.59 and 8,876.98

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Solution

The fourth proportional to 18,265.96, 27,397.59 and 8,876.98 is: 13,314.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,265.96 : 27,397.59 = 8,876.98 : x
  2. Step 2: Convert to fraction form
    18,265.96/27,397.59 = 8,876.98/x
  3. Step 3: Cross multiply
    18,265.96x = 27,397.59 × 8,876.98
  4. Step 4: Simplify right side
    18,265.96x = 243,207,858.48
  5. Step 5: Solve for x
    x = 243,207,858.48/18,265.96
  6. Step 6: Final answer
    x = 13,314.81

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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.