Home / 13,475.91-18,596.43-7,507.44

Finding the Fourth Proportional to 13,475.91, 18,596.43 and 7,507.44

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Solution

The fourth proportional to 13,475.91, 18,596.43 and 7,507.44 is: 10,360.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.91 : 18,596.43 = 7,507.44 : x
  2. Step 2: Convert to fraction form
    13,475.91/18,596.43 = 7,507.44/x
  3. Step 3: Cross multiply
    13,475.91x = 18,596.43 × 7,507.44
  4. Step 4: Simplify right side
    13,475.91x = 139,611,582.44
  5. Step 5: Solve for x
    x = 139,611,582.44/13,475.91
  6. Step 6: Final answer
    x = 10,360.09

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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.