Home / 16,931.38-23,365.24-9,761.24

Finding the Fourth Proportional to 16,931.38, 23,365.24 and 9,761.24

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Solution

The fourth proportional to 16,931.38, 23,365.24 and 9,761.24 is: 13,470.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,931.38 : 23,365.24 = 9,761.24 : x
  2. Step 2: Convert to fraction form
    16,931.38/23,365.24 = 9,761.24/x
  3. Step 3: Cross multiply
    16,931.38x = 23,365.24 × 9,761.24
  4. Step 4: Simplify right side
    16,931.38x = 228,073,749.31
  5. Step 5: Solve for x
    x = 228,073,749.31/16,931.38
  6. Step 6: Final answer
    x = 13,470.48

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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.