Home / 30,525.31-42,126.38-17,093.89

Finding the Fourth Proportional to 30,525.31, 42,126.38 and 17,093.89

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Solution

The fourth proportional to 30,525.31, 42,126.38 and 17,093.89 is: 23,590.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,525.31 : 42,126.38 = 17,093.89 : x
  2. Step 2: Convert to fraction form
    30,525.31/42,126.38 = 17,093.89/x
  3. Step 3: Cross multiply
    30,525.31x = 42,126.38 × 17,093.89
  4. Step 4: Simplify right side
    30,525.31x = 720,103,705.82
  5. Step 5: Solve for x
    x = 720,103,705.82/30,525.31
  6. Step 6: Final answer
    x = 23,590.38

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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.