Home / 11,748.10-17,622.15-11,116.30

Finding the Fourth Proportional to 11,748.10, 17,622.15 and 11,116.30

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Solution

The fourth proportional to 11,748.10, 17,622.15 and 11,116.30 is: 16,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,748.10 : 17,622.15 = 11,116.30 : x
  2. Step 2: Convert to fraction form
    11,748.10/17,622.15 = 11,116.30/x
  3. Step 3: Cross multiply
    11,748.10x = 17,622.15 × 11,116.30
  4. Step 4: Simplify right side
    11,748.10x = 195,893,106.05
  5. Step 5: Solve for x
    x = 195,893,106.05/11,748.10
  6. Step 6: Final answer
    x = 16,674.45

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Similar ratio
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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.