Home / 15,835.01-23,759.42-7,520.90

Finding the Fourth Proportional to 15,835.01, 23,759.42 and 7,520.90

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Solution

The fourth proportional to 15,835.01, 23,759.42 and 7,520.90 is: 11,284.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.01 : 23,759.42 = 7,520.90 : x
  2. Step 2: Convert to fraction form
    15,835.01/23,759.42 = 7,520.90/x
  3. Step 3: Cross multiply
    15,835.01x = 23,759.42 × 7,520.90
  4. Step 4: Simplify right side
    15,835.01x = 178,692,065.48
  5. Step 5: Solve for x
    x = 178,692,065.48/15,835.01
  6. Step 6: Final answer
    x = 11,284.62

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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.