Home / 13,035.69-19,553.55-3,675.63

Finding the Fourth Proportional to 13,035.69, 19,553.55 and 3,675.63

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Solution

The fourth proportional to 13,035.69, 19,553.55 and 3,675.63 is: 5,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.69 : 19,553.55 = 3,675.63 : x
  2. Step 2: Convert to fraction form
    13,035.69/19,553.55 = 3,675.63/x
  3. Step 3: Cross multiply
    13,035.69x = 19,553.55 × 3,675.63
  4. Step 4: Simplify right side
    13,035.69x = 71,871,614.99
  5. Step 5: Solve for x
    x = 71,871,614.99/13,035.69
  6. Step 6: Final answer
    x = 5,513.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.