Home / 17,200.81-25,803.65-5,511.30

Finding the Fourth Proportional to 17,200.81, 25,803.65 and 5,511.30

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Solution

The fourth proportional to 17,200.81, 25,803.65 and 5,511.30 is: 8,267.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,200.81 : 25,803.65 = 5,511.30 : x
  2. Step 2: Convert to fraction form
    17,200.81/25,803.65 = 5,511.30/x
  3. Step 3: Cross multiply
    17,200.81x = 25,803.65 × 5,511.30
  4. Step 4: Simplify right side
    17,200.81x = 142,211,656.25
  5. Step 5: Solve for x
    x = 142,211,656.25/17,200.81
  6. Step 6: Final answer
    x = 8,267.73

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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.