Home / 25,696.16-35,471.63-15,627.84

Finding the Fourth Proportional to 25,696.16, 35,471.63 and 15,627.84

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Solution

The fourth proportional to 25,696.16, 35,471.63 and 15,627.84 is: 21,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,696.16 : 35,471.63 = 15,627.84 : x
  2. Step 2: Convert to fraction form
    25,696.16/35,471.63 = 15,627.84/x
  3. Step 3: Cross multiply
    25,696.16x = 35,471.63 × 15,627.84
  4. Step 4: Simplify right side
    25,696.16x = 554,344,958.18
  5. Step 5: Solve for x
    x = 554,344,958.18/25,696.16
  6. Step 6: Final answer
    x = 21,573.07

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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.