Home / 25,696.48-35,462.52-15,623.28

Finding the Fourth Proportional to 25,696.48, 35,462.52 and 15,623.28

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Solution

The fourth proportional to 25,696.48, 35,462.52 and 15,623.28 is: 21,560.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.48 : 35,462.52 = 15,623.28 : x
  2. Step 2: Convert to fraction form
    25,696.48/35,462.52 = 15,623.28/x
  3. Step 3: Cross multiply
    25,696.48x = 35,462.52 × 15,623.28
  4. Step 4: Simplify right side
    25,696.48x = 554,040,879.47
  5. Step 5: Solve for x
    x = 554,040,879.47/25,696.48
  6. Step 6: Final answer
    x = 21,560.96

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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.