Home / 13,344.58-20,010.25-7,799.32

Finding the Fourth Proportional to 13,344.58, 20,010.25 and 7,799.32

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Solution

The fourth proportional to 13,344.58, 20,010.25 and 7,799.32 is: 11,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,344.58 : 20,010.25 = 7,799.32 : x
  2. Step 2: Convert to fraction form
    13,344.58/20,010.25 = 7,799.32/x
  3. Step 3: Cross multiply
    13,344.58x = 20,010.25 × 7,799.32
  4. Step 4: Simplify right side
    13,344.58x = 156,066,343.03
  5. Step 5: Solve for x
    x = 156,066,343.03/13,344.58
  6. Step 6: Final answer
    x = 11,695.11

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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.