Home / 25,548.20-38,322.30-15,525.80

Finding the Fourth Proportional to 25,548.20, 38,322.30 and 15,525.80

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Solution

The fourth proportional to 25,548.20, 38,322.30 and 15,525.80 is: 23,288.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,548.20 : 38,322.30 = 15,525.80 : x
  2. Step 2: Convert to fraction form
    25,548.20/38,322.30 = 15,525.80/x
  3. Step 3: Cross multiply
    25,548.20x = 38,322.30 × 15,525.80
  4. Step 4: Simplify right side
    25,548.20x = 594,984,365.34
  5. Step 5: Solve for x
    x = 594,984,365.34/25,548.20
  6. Step 6: Final answer
    x = 23,288.70

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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.