Home / 15,424.96-23,137.89-4,895.02

Finding the Fourth Proportional to 15,424.96, 23,137.89 and 4,895.02

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Solution

The fourth proportional to 15,424.96, 23,137.89 and 4,895.02 is: 7,342.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,424.96 : 23,137.89 = 4,895.02 : x
  2. Step 2: Convert to fraction form
    15,424.96/23,137.89 = 4,895.02/x
  3. Step 3: Cross multiply
    15,424.96x = 23,137.89 × 4,895.02
  4. Step 4: Simplify right side
    15,424.96x = 113,260,434.31
  5. Step 5: Solve for x
    x = 113,260,434.31/15,424.96
  6. Step 6: Final answer
    x = 7,342.67

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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.