Home / 23,079.13-31,831.08-16,706.66

Finding the Fourth Proportional to 23,079.13, 31,831.08 and 16,706.66

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Solution

The fourth proportional to 23,079.13, 31,831.08 and 16,706.66 is: 23,042.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,079.13 : 31,831.08 = 16,706.66 : x
  2. Step 2: Convert to fraction form
    23,079.13/31,831.08 = 16,706.66/x
  3. Step 3: Cross multiply
    23,079.13x = 31,831.08 × 16,706.66
  4. Step 4: Simplify right side
    23,079.13x = 531,790,809.19
  5. Step 5: Solve for x
    x = 531,790,809.19/23,079.13
  6. Step 6: Final answer
    x = 23,042.07

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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.