Home / 17,221.59-25,818.39-6,122.16

Finding the Fourth Proportional to 17,221.59, 25,818.39 and 6,122.16

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Solution

The fourth proportional to 17,221.59, 25,818.39 and 6,122.16 is: 9,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.59 : 25,818.39 = 6,122.16 : x
  2. Step 2: Convert to fraction form
    17,221.59/25,818.39 = 6,122.16/x
  3. Step 3: Cross multiply
    17,221.59x = 25,818.39 × 6,122.16
  4. Step 4: Simplify right side
    17,221.59x = 158,064,314.52
  5. Step 5: Solve for x
    x = 158,064,314.52/17,221.59
  6. Step 6: Final answer
    x = 9,178.26

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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.