Home / 15,859.26-23,788.89-4,171.50

Finding the Fourth Proportional to 15,859.26, 23,788.89 and 4,171.50

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Solution

The fourth proportional to 15,859.26, 23,788.89 and 4,171.50 is: 6,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,859.26 : 23,788.89 = 4,171.50 : x
  2. Step 2: Convert to fraction form
    15,859.26/23,788.89 = 4,171.50/x
  3. Step 3: Cross multiply
    15,859.26x = 23,788.89 × 4,171.50
  4. Step 4: Simplify right side
    15,859.26x = 99,235,354.64
  5. Step 5: Solve for x
    x = 99,235,354.64/15,859.26
  6. Step 6: Final answer
    x = 6,257.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.