Home / 17,770.98-26,656.60-6,680.18

Finding the Fourth Proportional to 17,770.98, 26,656.60 and 6,680.18

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Solution

The fourth proportional to 17,770.98, 26,656.60 and 6,680.18 is: 10,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,770.98 : 26,656.60 = 6,680.18 : x
  2. Step 2: Convert to fraction form
    17,770.98/26,656.60 = 6,680.18/x
  3. Step 3: Cross multiply
    17,770.98x = 26,656.60 × 6,680.18
  4. Step 4: Simplify right side
    17,770.98x = 178,070,886.19
  5. Step 5: Solve for x
    x = 178,070,886.19/17,770.98
  6. Step 6: Final answer
    x = 10,020.32

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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.