Home / 25,694.30-35,457.26-15,083.66

Finding the Fourth Proportional to 25,694.30, 35,457.26 and 15,083.66

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Solution

The fourth proportional to 25,694.30, 35,457.26 and 15,083.66 is: 20,814.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,694.30 : 35,457.26 = 15,083.66 : x
  2. Step 2: Convert to fraction form
    25,694.30/35,457.26 = 15,083.66/x
  3. Step 3: Cross multiply
    25,694.30x = 35,457.26 × 15,083.66
  4. Step 4: Simplify right side
    25,694.30x = 534,825,254.37
  5. Step 5: Solve for x
    x = 534,825,254.37/25,694.30
  6. Step 6: Final answer
    x = 20,814.94

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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.