Home / 13,846.78-19,108.68-7,559.26

Finding the Fourth Proportional to 13,846.78, 19,108.68 and 7,559.26

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Solution

The fourth proportional to 13,846.78, 19,108.68 and 7,559.26 is: 10,431.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.78 : 19,108.68 = 7,559.26 : x
  2. Step 2: Convert to fraction form
    13,846.78/19,108.68 = 7,559.26/x
  3. Step 3: Cross multiply
    13,846.78x = 19,108.68 × 7,559.26
  4. Step 4: Simplify right side
    13,846.78x = 144,447,480.38
  5. Step 5: Solve for x
    x = 144,447,480.38/13,846.78
  6. Step 6: Final answer
    x = 10,431.85

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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.