Home / 16,001.55-22,081.95-8,831.52

Finding the Fourth Proportional to 16,001.55, 22,081.95 and 8,831.52

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Solution

The fourth proportional to 16,001.55, 22,081.95 and 8,831.52 is: 12,187.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,001.55 : 22,081.95 = 8,831.52 : x
  2. Step 2: Convert to fraction form
    16,001.55/22,081.95 = 8,831.52/x
  3. Step 3: Cross multiply
    16,001.55x = 22,081.95 × 8,831.52
  4. Step 4: Simplify right side
    16,001.55x = 195,017,183.06
  5. Step 5: Solve for x
    x = 195,017,183.06/16,001.55
  6. Step 6: Final answer
    x = 12,187.39

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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.