Home / 28,006.44-38,645.26-17,935.82

Finding the Fourth Proportional to 28,006.44, 38,645.26 and 17,935.82

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Solution

The fourth proportional to 28,006.44, 38,645.26 and 17,935.82 is: 24,749.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006.44 : 38,645.26 = 17,935.82 : x
  2. Step 2: Convert to fraction form
    28,006.44/38,645.26 = 17,935.82/x
  3. Step 3: Cross multiply
    28,006.44x = 38,645.26 × 17,935.82
  4. Step 4: Simplify right side
    28,006.44x = 693,134,427.21
  5. Step 5: Solve for x
    x = 693,134,427.21/28,006.44
  6. Step 6: Final answer
    x = 24,749.11

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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.