Home / 23,040.08-31,795.44-13,104.08

Finding the Fourth Proportional to 23,040.08, 31,795.44 and 13,104.08

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Solution

The fourth proportional to 23,040.08, 31,795.44 and 13,104.08 is: 18,083.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.08 : 31,795.44 = 13,104.08 : x
  2. Step 2: Convert to fraction form
    23,040.08/31,795.44 = 13,104.08/x
  3. Step 3: Cross multiply
    23,040.08x = 31,795.44 × 13,104.08
  4. Step 4: Simplify right side
    23,040.08x = 416,649,989.40
  5. Step 5: Solve for x
    x = 416,649,989.40/23,040.08
  6. Step 6: Final answer
    x = 18,083.70

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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.