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Finding the Fourth Proportional to 17,220.12, 25,833.03 and 6,124.47

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Solution

The fourth proportional to 17,220.12, 25,833.03 and 6,124.47 is: 9,187.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.12 : 25,833.03 = 6,124.47 : x
  2. Step 2: Convert to fraction form
    17,220.12/25,833.03 = 6,124.47/x
  3. Step 3: Cross multiply
    17,220.12x = 25,833.03 × 6,124.47
  4. Step 4: Simplify right side
    17,220.12x = 158,213,617.24
  5. Step 5: Solve for x
    x = 158,213,617.24/17,220.12
  6. Step 6: Final answer
    x = 9,187.72

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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.