Home / 23,058.68-31,755.54-20,770.53

Finding the Fourth Proportional to 23,058.68, 31,755.54 and 20,770.53

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Solution

The fourth proportional to 23,058.68, 31,755.54 and 20,770.53 is: 28,604.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,058.68 : 31,755.54 = 20,770.53 : x
  2. Step 2: Convert to fraction form
    23,058.68/31,755.54 = 20,770.53/x
  3. Step 3: Cross multiply
    23,058.68x = 31,755.54 × 20,770.53
  4. Step 4: Simplify right side
    23,058.68x = 659,579,355.04
  5. Step 5: Solve for x
    x = 659,579,355.04/23,058.68
  6. Step 6: Final answer
    x = 28,604.39

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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.