Home / 13,560.62-20,340.32-4,795.61

Finding the Fourth Proportional to 13,560.62, 20,340.32 and 4,795.61

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Solution

The fourth proportional to 13,560.62, 20,340.32 and 4,795.61 is: 7,193.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.62 : 20,340.32 = 4,795.61 : x
  2. Step 2: Convert to fraction form
    13,560.62/20,340.32 = 4,795.61/x
  3. Step 3: Cross multiply
    13,560.62x = 20,340.32 × 4,795.61
  4. Step 4: Simplify right side
    13,560.62x = 97,544,116.32
  5. Step 5: Solve for x
    x = 97,544,116.32/13,560.62
  6. Step 6: Final answer
    x = 7,193.19

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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.