Home / 15,370.20-23,052.51-5,376.42

Finding the Fourth Proportional to 15,370.20, 23,052.51 and 5,376.42

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Solution

The fourth proportional to 15,370.20, 23,052.51 and 5,376.42 is: 8,063.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,370.20 : 23,052.51 = 5,376.42 : x
  2. Step 2: Convert to fraction form
    15,370.20/23,052.51 = 5,376.42/x
  3. Step 3: Cross multiply
    15,370.20x = 23,052.51 × 5,376.42
  4. Step 4: Simplify right side
    15,370.20x = 123,939,975.81
  5. Step 5: Solve for x
    x = 123,939,975.81/15,370.20
  6. Step 6: Final answer
    x = 8,063.65

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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.