Home / 13,475.88-18,596.34-7,507.26

Finding the Fourth Proportional to 13,475.88, 18,596.34 and 7,507.26

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Solution

The fourth proportional to 13,475.88, 18,596.34 and 7,507.26 is: 10,359.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475.88 : 18,596.34 = 7,507.26 : x
  2. Step 2: Convert to fraction form
    13,475.88/18,596.34 = 7,507.26/x
  3. Step 3: Cross multiply
    13,475.88x = 18,596.34 × 7,507.26
  4. Step 4: Simplify right side
    13,475.88x = 139,607,559.43
  5. Step 5: Solve for x
    x = 139,607,559.43/13,475.88
  6. Step 6: Final answer
    x = 10,359.81

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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.