Home / 16,165.26-22,306.32-9,090.18

Finding the Fourth Proportional to 16,165.26, 22,306.32 and 9,090.18

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Solution

The fourth proportional to 16,165.26, 22,306.32 and 9,090.18 is: 12,543.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,165.26 : 22,306.32 = 9,090.18 : x
  2. Step 2: Convert to fraction form
    16,165.26/22,306.32 = 9,090.18/x
  3. Step 3: Cross multiply
    16,165.26x = 22,306.32 × 9,090.18
  4. Step 4: Simplify right side
    16,165.26x = 202,768,463.94
  5. Step 5: Solve for x
    x = 202,768,463.94/16,165.26
  6. Step 6: Final answer
    x = 12,543.47

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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.