Home / 25,313.50-34,932.49-13,983.77

Finding the Fourth Proportional to 25,313.50, 34,932.49 and 13,983.77

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Solution

The fourth proportional to 25,313.50, 34,932.49 and 13,983.77 is: 19,297.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,313.50 : 34,932.49 = 13,983.77 : x
  2. Step 2: Convert to fraction form
    25,313.50/34,932.49 = 13,983.77/x
  3. Step 3: Cross multiply
    25,313.50x = 34,932.49 × 13,983.77
  4. Step 4: Simplify right side
    25,313.50x = 488,487,958.06
  5. Step 5: Solve for x
    x = 488,487,958.06/25,313.50
  6. Step 6: Final answer
    x = 19,297.53

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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.