Home / 26,860.62-40,290.88-9,330.60

Finding the Fourth Proportional to 26,860.62, 40,290.88 and 9,330.60

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Solution

The fourth proportional to 26,860.62, 40,290.88 and 9,330.60 is: 13,995.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,860.62 : 40,290.88 = 9,330.60 : x
  2. Step 2: Convert to fraction form
    26,860.62/40,290.88 = 9,330.60/x
  3. Step 3: Cross multiply
    26,860.62x = 40,290.88 × 9,330.60
  4. Step 4: Simplify right side
    26,860.62x = 375,938,084.93
  5. Step 5: Solve for x
    x = 375,938,084.93/26,860.62
  6. Step 6: Final answer
    x = 13,995.88

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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.