Home / 25,307.03-34,923.42-13,976.30

Finding the Fourth Proportional to 25,307.03, 34,923.42 and 13,976.30

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Solution

The fourth proportional to 25,307.03, 34,923.42 and 13,976.30 is: 19,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,307.03 : 34,923.42 = 13,976.30 : x
  2. Step 2: Convert to fraction form
    25,307.03/34,923.42 = 13,976.30/x
  3. Step 3: Cross multiply
    25,307.03x = 34,923.42 × 13,976.30
  4. Step 4: Simplify right side
    25,307.03x = 488,100,282.25
  5. Step 5: Solve for x
    x = 488,100,282.25/25,307.03
  6. Step 6: Final answer
    x = 19,287.14

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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.