Home / 35,296.73-48,713.88-20,187.29

Finding the Fourth Proportional to 35,296.73, 48,713.88 and 20,187.29

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Solution

The fourth proportional to 35,296.73, 48,713.88 and 20,187.29 is: 27,860.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,296.73 : 48,713.88 = 20,187.29 : x
  2. Step 2: Convert to fraction form
    35,296.73/48,713.88 = 20,187.29/x
  3. Step 3: Cross multiply
    35,296.73x = 48,713.88 × 20,187.29
  4. Step 4: Simplify right side
    35,296.73x = 983,401,329.56
  5. Step 5: Solve for x
    x = 983,401,329.56/35,296.73
  6. Step 6: Final answer
    x = 27,860.98

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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.