Home / 25,504.47-38,230.34-18,467.03

Finding the Fourth Proportional to 25,504.47, 38,230.34 and 18,467.03

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Solution

The fourth proportional to 25,504.47, 38,230.34 and 18,467.03 is: 27,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,504.47 : 38,230.34 = 18,467.03 : x
  2. Step 2: Convert to fraction form
    25,504.47/38,230.34 = 18,467.03/x
  3. Step 3: Cross multiply
    25,504.47x = 38,230.34 × 18,467.03
  4. Step 4: Simplify right side
    25,504.47x = 706,000,835.69
  5. Step 5: Solve for x
    x = 706,000,835.69/25,504.47
  6. Step 6: Final answer
    x = 27,681.45

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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.