Home / 15,529.80-23,292.90-4,438.20

Finding the Fourth Proportional to 15,529.80, 23,292.90 and 4,438.20

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Solution

The fourth proportional to 15,529.80, 23,292.90 and 4,438.20 is: 6,656.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,529.80 : 23,292.90 = 4,438.20 : x
  2. Step 2: Convert to fraction form
    15,529.80/23,292.90 = 4,438.20/x
  3. Step 3: Cross multiply
    15,529.80x = 23,292.90 × 4,438.20
  4. Step 4: Simplify right side
    15,529.80x = 103,378,548.78
  5. Step 5: Solve for x
    x = 103,378,548.78/15,529.80
  6. Step 6: Final answer
    x = 6,656.79

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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.