Home / 23,071.08-31,838.08-12,460.72

Finding the Fourth Proportional to 23,071.08, 31,838.08 and 12,460.72

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Solution

The fourth proportional to 23,071.08, 31,838.08 and 12,460.72 is: 17,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,071.08 : 31,838.08 = 12,460.72 : x
  2. Step 2: Convert to fraction form
    23,071.08/31,838.08 = 12,460.72/x
  3. Step 3: Cross multiply
    23,071.08x = 31,838.08 × 12,460.72
  4. Step 4: Simplify right side
    23,071.08x = 396,725,400.22
  5. Step 5: Solve for x
    x = 396,725,400.22/23,071.08
  6. Step 6: Final answer
    x = 17,195.79

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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.