Home / 13,861.46-19,127.92-7,573.83

Finding the Fourth Proportional to 13,861.46, 19,127.92 and 7,573.83

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Solution

The fourth proportional to 13,861.46, 19,127.92 and 7,573.83 is: 10,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.46 : 19,127.92 = 7,573.83 : x
  2. Step 2: Convert to fraction form
    13,861.46/19,127.92 = 7,573.83/x
  3. Step 3: Cross multiply
    13,861.46x = 19,127.92 × 7,573.83
  4. Step 4: Simplify right side
    13,861.46x = 144,871,614.33
  5. Step 5: Solve for x
    x = 144,871,614.33/13,861.46
  6. Step 6: Final answer
    x = 10,451.40

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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.