Home / 16,831.02-23,227.60-9,759.66

Finding the Fourth Proportional to 16,831.02, 23,227.60 and 9,759.66

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Solution

The fourth proportional to 16,831.02, 23,227.60 and 9,759.66 is: 13,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.02 : 23,227.60 = 9,759.66 : x
  2. Step 2: Convert to fraction form
    16,831.02/23,227.60 = 9,759.66/x
  3. Step 3: Cross multiply
    16,831.02x = 23,227.60 × 9,759.66
  4. Step 4: Simplify right side
    16,831.02x = 226,693,478.62
  5. Step 5: Solve for x
    x = 226,693,478.62/16,831.02
  6. Step 6: Final answer
    x = 13,468.79

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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.