Home / 21,852.10-32,781.39-7,058.26

Finding the Fourth Proportional to 21,852.10, 32,781.39 and 7,058.26

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Solution

The fourth proportional to 21,852.10, 32,781.39 and 7,058.26 is: 10,588.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,852.10 : 32,781.39 = 7,058.26 : x
  2. Step 2: Convert to fraction form
    21,852.10/32,781.39 = 7,058.26/x
  3. Step 3: Cross multiply
    21,852.10x = 32,781.39 × 7,058.26
  4. Step 4: Simplify right side
    21,852.10x = 231,379,573.78
  5. Step 5: Solve for x
    x = 231,379,573.78/21,852.10
  6. Step 6: Final answer
    x = 10,588.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.