Home / 23,125.13-31,910.86-13,056.02

Finding the Fourth Proportional to 23,125.13, 31,910.86 and 13,056.02

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Solution

The fourth proportional to 23,125.13, 31,910.86 and 13,056.02 is: 18,016.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.13 : 31,910.86 = 13,056.02 : x
  2. Step 2: Convert to fraction form
    23,125.13/31,910.86 = 13,056.02/x
  3. Step 3: Cross multiply
    23,125.13x = 31,910.86 × 13,056.02
  4. Step 4: Simplify right side
    23,125.13x = 416,628,826.38
  5. Step 5: Solve for x
    x = 416,628,826.38/23,125.13
  6. Step 6: Final answer
    x = 18,016.28

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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.