Home / 16,904.07-23,332.30-9,831.85

Finding the Fourth Proportional to 16,904.07, 23,332.30 and 9,831.85

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Solution

The fourth proportional to 16,904.07, 23,332.30 and 9,831.85 is: 13,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,904.07 : 23,332.30 = 9,831.85 : x
  2. Step 2: Convert to fraction form
    16,904.07/23,332.30 = 9,831.85/x
  3. Step 3: Cross multiply
    16,904.07x = 23,332.30 × 9,831.85
  4. Step 4: Simplify right side
    16,904.07x = 229,399,590.84
  5. Step 5: Solve for x
    x = 229,399,590.84/16,904.07
  6. Step 6: Final answer
    x = 13,570.67

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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.