Home / 25,299.75-34,914.21-13,969.22

Finding the Fourth Proportional to 25,299.75, 34,914.21 and 13,969.22

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Solution

The fourth proportional to 25,299.75, 34,914.21 and 13,969.22 is: 19,277.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299.75 : 34,914.21 = 13,969.22 : x
  2. Step 2: Convert to fraction form
    25,299.75/34,914.21 = 13,969.22/x
  3. Step 3: Cross multiply
    25,299.75x = 34,914.21 × 13,969.22
  4. Step 4: Simplify right side
    25,299.75x = 487,724,106.05
  5. Step 5: Solve for x
    x = 487,724,106.05/25,299.75
  6. Step 6: Final answer
    x = 19,277.82

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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.