Home / 25,764.17-35,557.70-15,694.09

Finding the Fourth Proportional to 25,764.17, 35,557.70 and 15,694.09

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Solution

The fourth proportional to 25,764.17, 35,557.70 and 15,694.09 is: 21,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,764.17 : 35,557.70 = 15,694.09 : x
  2. Step 2: Convert to fraction form
    25,764.17/35,557.70 = 15,694.09/x
  3. Step 3: Cross multiply
    25,764.17x = 35,557.70 × 15,694.09
  4. Step 4: Simplify right side
    25,764.17x = 558,045,576.63
  5. Step 5: Solve for x
    x = 558,045,576.63/25,764.17
  6. Step 6: Final answer
    x = 21,659.76

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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.