Home / 23,124.57-31,912.02-13,053.44

Finding the Fourth Proportional to 23,124.57, 31,912.02 and 13,053.44

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Solution

The fourth proportional to 23,124.57, 31,912.02 and 13,053.44 is: 18,013.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,124.57 : 31,912.02 = 13,053.44 : x
  2. Step 2: Convert to fraction form
    23,124.57/31,912.02 = 13,053.44/x
  3. Step 3: Cross multiply
    23,124.57x = 31,912.02 × 13,053.44
  4. Step 4: Simplify right side
    23,124.57x = 416,561,413.52
  5. Step 5: Solve for x
    x = 416,561,413.52/23,124.57
  6. Step 6: Final answer
    x = 18,013.80

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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.