Home / 25,089.16-34,624.58-13,911.16

Finding the Fourth Proportional to 25,089.16, 34,624.58 and 13,911.16

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Solution

The fourth proportional to 25,089.16, 34,624.58 and 13,911.16 is: 19,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,089.16 : 34,624.58 = 13,911.16 : x
  2. Step 2: Convert to fraction form
    25,089.16/34,624.58 = 13,911.16/x
  3. Step 3: Cross multiply
    25,089.16x = 34,624.58 × 13,911.16
  4. Step 4: Simplify right side
    25,089.16x = 481,668,072.31
  5. Step 5: Solve for x
    x = 481,668,072.31/25,089.16
  6. Step 6: Final answer
    x = 19,198.25

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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.