Home / 16,726.48-23,082.22-9,172.46

Finding the Fourth Proportional to 16,726.48, 23,082.22 and 9,172.46

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Solution

The fourth proportional to 16,726.48, 23,082.22 and 9,172.46 is: 12,657.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,726.48 : 23,082.22 = 9,172.46 : x
  2. Step 2: Convert to fraction form
    16,726.48/23,082.22 = 9,172.46/x
  3. Step 3: Cross multiply
    16,726.48x = 23,082.22 × 9,172.46
  4. Step 4: Simplify right side
    16,726.48x = 211,720,739.66
  5. Step 5: Solve for x
    x = 211,720,739.66/16,726.48
  6. Step 6: Final answer
    x = 12,657.82

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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.