Home / 16,831.98-23,230.17-9,758.70

Finding the Fourth Proportional to 16,831.98, 23,230.17 and 9,758.70

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Solution

The fourth proportional to 16,831.98, 23,230.17 and 9,758.70 is: 13,468.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,831.98 : 23,230.17 = 9,758.70 : x
  2. Step 2: Convert to fraction form
    16,831.98/23,230.17 = 9,758.70/x
  3. Step 3: Cross multiply
    16,831.98x = 23,230.17 × 9,758.70
  4. Step 4: Simplify right side
    16,831.98x = 226,696,259.98
  5. Step 5: Solve for x
    x = 226,696,259.98/16,831.98
  6. Step 6: Final answer
    x = 13,468.19

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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.