Home / 21,093.11-29,089.62-17,502.36

Finding the Fourth Proportional to 21,093.11, 29,089.62 and 17,502.36

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Solution

The fourth proportional to 21,093.11, 29,089.62 and 17,502.36 is: 24,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,093.11 : 29,089.62 = 17,502.36 : x
  2. Step 2: Convert to fraction form
    21,093.11/29,089.62 = 17,502.36/x
  3. Step 3: Cross multiply
    21,093.11x = 29,089.62 × 17,502.36
  4. Step 4: Simplify right side
    21,093.11x = 509,137,001.50
  5. Step 5: Solve for x
    x = 509,137,001.50/21,093.11
  6. Step 6: Final answer
    x = 24,137.59

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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.