Home / 13,474.40-18,596.04-7,507.04

Finding the Fourth Proportional to 13,474.40, 18,596.04 and 7,507.04

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Solution

The fourth proportional to 13,474.40, 18,596.04 and 7,507.04 is: 10,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.40 : 18,596.04 = 7,507.04 : x
  2. Step 2: Convert to fraction form
    13,474.40/18,596.04 = 7,507.04/x
  3. Step 3: Cross multiply
    13,474.40x = 18,596.04 × 7,507.04
  4. Step 4: Simplify right side
    13,474.40x = 139,601,216.12
  5. Step 5: Solve for x
    x = 139,601,216.12/13,474.40
  6. Step 6: Final answer
    x = 10,360.48

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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.