Home / 25,050.75-34,571.13-13,872.75

Finding the Fourth Proportional to 25,050.75, 34,571.13 and 13,872.75

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Solution

The fourth proportional to 25,050.75, 34,571.13 and 13,872.75 is: 19,145.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,050.75 : 34,571.13 = 13,872.75 : x
  2. Step 2: Convert to fraction form
    25,050.75/34,571.13 = 13,872.75/x
  3. Step 3: Cross multiply
    25,050.75x = 34,571.13 × 13,872.75
  4. Step 4: Simplify right side
    25,050.75x = 479,596,643.71
  5. Step 5: Solve for x
    x = 479,596,643.71/25,050.75
  6. Step 6: Final answer
    x = 19,145.00

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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.