Home / 10,930.05-16,264.26-10,893.18

Finding the Fourth Proportional to 10,930.05, 16,264.26 and 10,893.18

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Solution

The fourth proportional to 10,930.05, 16,264.26 and 10,893.18 is: 16,209.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930.05 : 16,264.26 = 10,893.18 : x
  2. Step 2: Convert to fraction form
    10,930.05/16,264.26 = 10,893.18/x
  3. Step 3: Cross multiply
    10,930.05x = 16,264.26 × 10,893.18
  4. Step 4: Simplify right side
    10,930.05x = 177,169,511.75
  5. Step 5: Solve for x
    x = 177,169,511.75/10,930.05
  6. Step 6: Final answer
    x = 16,209.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.