Home / 25,121.88-34,674.48-14,518.17

Finding the Fourth Proportional to 25,121.88, 34,674.48 and 14,518.17

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Solution

The fourth proportional to 25,121.88, 34,674.48 and 14,518.17 is: 20,038.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.88 : 34,674.48 = 14,518.17 : x
  2. Step 2: Convert to fraction form
    25,121.88/34,674.48 = 14,518.17/x
  3. Step 3: Cross multiply
    25,121.88x = 34,674.48 × 14,518.17
  4. Step 4: Simplify right side
    25,121.88x = 503,409,995.30
  5. Step 5: Solve for x
    x = 503,409,995.30/25,121.88
  6. Step 6: Final answer
    x = 20,038.71

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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.