Home / 25,383.51-38,083.77-8,755.02

Finding the Fourth Proportional to 25,383.51, 38,083.77 and 8,755.02

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Solution

The fourth proportional to 25,383.51, 38,083.77 and 8,755.02 is: 13,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,383.51 : 38,083.77 = 8,755.02 : x
  2. Step 2: Convert to fraction form
    25,383.51/38,083.77 = 8,755.02/x
  3. Step 3: Cross multiply
    25,383.51x = 38,083.77 × 8,755.02
  4. Step 4: Simplify right side
    25,383.51x = 333,424,168.03
  5. Step 5: Solve for x
    x = 333,424,168.03/25,383.51
  6. Step 6: Final answer
    x = 13,135.46

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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.