Home / 25,527.45-38,222.06-13,189.53

Finding the Fourth Proportional to 25,527.45, 38,222.06 and 13,189.53

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Solution

The fourth proportional to 25,527.45, 38,222.06 and 13,189.53 is: 19,748.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527.45 : 38,222.06 = 13,189.53 : x
  2. Step 2: Convert to fraction form
    25,527.45/38,222.06 = 13,189.53/x
  3. Step 3: Cross multiply
    25,527.45x = 38,222.06 × 13,189.53
  4. Step 4: Simplify right side
    25,527.45x = 504,130,941.08
  5. Step 5: Solve for x
    x = 504,130,941.08/25,527.45
  6. Step 6: Final answer
    x = 19,748.58

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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.