Home / 23,111.88-31,894.26-12,501.48

Finding the Fourth Proportional to 23,111.88, 31,894.26 and 12,501.48

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Solution

The fourth proportional to 23,111.88, 31,894.26 and 12,501.48 is: 17,251.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,111.88 : 31,894.26 = 12,501.48 : x
  2. Step 2: Convert to fraction form
    23,111.88/31,894.26 = 12,501.48/x
  3. Step 3: Cross multiply
    23,111.88x = 31,894.26 × 12,501.48
  4. Step 4: Simplify right side
    23,111.88x = 398,725,453.50
  5. Step 5: Solve for x
    x = 398,725,453.50/23,111.88
  6. Step 6: Final answer
    x = 17,251.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.