Home / 15,904.20-23,835.90-8,884.20

Finding the Fourth Proportional to 15,904.20, 23,835.90 and 8,884.20

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Solution

The fourth proportional to 15,904.20, 23,835.90 and 8,884.20 is: 13,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,904.20 : 23,835.90 = 8,884.20 : x
  2. Step 2: Convert to fraction form
    15,904.20/23,835.90 = 8,884.20/x
  3. Step 3: Cross multiply
    15,904.20x = 23,835.90 × 8,884.20
  4. Step 4: Simplify right side
    15,904.20x = 211,762,902.78
  5. Step 5: Solve for x
    x = 211,762,902.78/15,904.20
  6. Step 6: Final answer
    x = 13,314.90

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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.