Home / 25,527.20-38,302-9,939.44

Finding the Fourth Proportional to 25,527.20, 38,302 and 9,939.44

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Solution

The fourth proportional to 25,527.20, 38,302 and 9,939.44 is: 14,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527.20 : 38,302 = 9,939.44 : x
  2. Step 2: Convert to fraction form
    25,527.20/38,302 = 9,939.44/x
  3. Step 3: Cross multiply
    25,527.20x = 38,302 × 9,939.44
  4. Step 4: Simplify right side
    25,527.20x = 380,700,430.88
  5. Step 5: Solve for x
    x = 380,700,430.88/25,527.20
  6. Step 6: Final answer
    x = 14,913.52

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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.