Home / 13,463.94-18,580.38-7,495.50

Finding the Fourth Proportional to 13,463.94, 18,580.38 and 7,495.50

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Solution

The fourth proportional to 13,463.94, 18,580.38 and 7,495.50 is: 10,343.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.94 : 18,580.38 = 7,495.50 : x
  2. Step 2: Convert to fraction form
    13,463.94/18,580.38 = 7,495.50/x
  3. Step 3: Cross multiply
    13,463.94x = 18,580.38 × 7,495.50
  4. Step 4: Simplify right side
    13,463.94x = 139,269,238.29
  5. Step 5: Solve for x
    x = 139,269,238.29/13,463.94
  6. Step 6: Final answer
    x = 10,343.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.