Home / 23,125.77-31,910.16-13,562.04

Finding the Fourth Proportional to 23,125.77, 31,910.16 and 13,562.04

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Solution

The fourth proportional to 23,125.77, 31,910.16 and 13,562.04 is: 18,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.77 : 31,910.16 = 13,562.04 : x
  2. Step 2: Convert to fraction form
    23,125.77/31,910.16 = 13,562.04/x
  3. Step 3: Cross multiply
    23,125.77x = 31,910.16 × 13,562.04
  4. Step 4: Simplify right side
    23,125.77x = 432,766,866.33
  5. Step 5: Solve for x
    x = 432,766,866.33/23,125.77
  6. Step 6: Final answer
    x = 18,713.62

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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.