Home / 31,774.36-43,850.70-17,628.76

Finding the Fourth Proportional to 31,774.36, 43,850.70 and 17,628.76

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Solution

The fourth proportional to 31,774.36, 43,850.70 and 17,628.76 is: 24,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,774.36 : 43,850.70 = 17,628.76 : x
  2. Step 2: Convert to fraction form
    31,774.36/43,850.70 = 17,628.76/x
  3. Step 3: Cross multiply
    31,774.36x = 43,850.70 × 17,628.76
  4. Step 4: Simplify right side
    31,774.36x = 773,033,466.13
  5. Step 5: Solve for x
    x = 773,033,466.13/31,774.36
  6. Step 6: Final answer
    x = 24,328.84

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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.