Home / 20,591.25-30,886.57-6,552.15

Finding the Fourth Proportional to 20,591.25, 30,886.57 and 6,552.15

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Solution

The fourth proportional to 20,591.25, 30,886.57 and 6,552.15 is: 9,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,591.25 : 30,886.57 = 6,552.15 : x
  2. Step 2: Convert to fraction form
    20,591.25/30,886.57 = 6,552.15/x
  3. Step 3: Cross multiply
    20,591.25x = 30,886.57 × 6,552.15
  4. Step 4: Simplify right side
    20,591.25x = 202,373,439.63
  5. Step 5: Solve for x
    x = 202,373,439.63/20,591.25
  6. Step 6: Final answer
    x = 9,828.13

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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.