Home / 22,187.20-33,271.08-6,601.72

Finding the Fourth Proportional to 22,187.20, 33,271.08 and 6,601.72

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Solution

The fourth proportional to 22,187.20, 33,271.08 and 6,601.72 is: 9,899.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,187.20 : 33,271.08 = 6,601.72 : x
  2. Step 2: Convert to fraction form
    22,187.20/33,271.08 = 6,601.72/x
  3. Step 3: Cross multiply
    22,187.20x = 33,271.08 × 6,601.72
  4. Step 4: Simplify right side
    22,187.20x = 219,646,354.26
  5. Step 5: Solve for x
    x = 219,646,354.26/22,187.20
  6. Step 6: Final answer
    x = 9,899.69

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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.