Home / 31,911.36-44,039.52-17,764.16

Finding the Fourth Proportional to 31,911.36, 44,039.52 and 17,764.16

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Solution

The fourth proportional to 31,911.36, 44,039.52 and 17,764.16 is: 24,515.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,911.36 : 44,039.52 = 17,764.16 : x
  2. Step 2: Convert to fraction form
    31,911.36/44,039.52 = 17,764.16/x
  3. Step 3: Cross multiply
    31,911.36x = 44,039.52 × 17,764.16
  4. Step 4: Simplify right side
    31,911.36x = 782,325,079.60
  5. Step 5: Solve for x
    x = 782,325,079.60/31,911.36
  6. Step 6: Final answer
    x = 24,515.57

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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.