Home / 13,459.62-20,181.69-5,552.85

Finding the Fourth Proportional to 13,459.62, 20,181.69 and 5,552.85

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Solution

The fourth proportional to 13,459.62, 20,181.69 and 5,552.85 is: 8,326.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459.62 : 20,181.69 = 5,552.85 : x
  2. Step 2: Convert to fraction form
    13,459.62/20,181.69 = 5,552.85/x
  3. Step 3: Cross multiply
    13,459.62x = 20,181.69 × 5,552.85
  4. Step 4: Simplify right side
    13,459.62x = 112,065,897.32
  5. Step 5: Solve for x
    x = 112,065,897.32/13,459.62
  6. Step 6: Final answer
    x = 8,326.08

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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.