Home / 16,125.26-22,253.43-9,415.18

Finding the Fourth Proportional to 16,125.26, 22,253.43 and 9,415.18

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Solution

The fourth proportional to 16,125.26, 22,253.43 and 9,415.18 is: 12,993.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,125.26 : 22,253.43 = 9,415.18 : x
  2. Step 2: Convert to fraction form
    16,125.26/22,253.43 = 9,415.18/x
  3. Step 3: Cross multiply
    16,125.26x = 22,253.43 × 9,415.18
  4. Step 4: Simplify right side
    16,125.26x = 209,520,049.07
  5. Step 5: Solve for x
    x = 209,520,049.07/16,125.26
  6. Step 6: Final answer
    x = 12,993.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.