Home / 13,913.57-19,201.63-7,625.94

Finding the Fourth Proportional to 13,913.57, 19,201.63 and 7,625.94

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Solution

The fourth proportional to 13,913.57, 19,201.63 and 7,625.94 is: 10,524.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,913.57 : 19,201.63 = 7,625.94 : x
  2. Step 2: Convert to fraction form
    13,913.57/19,201.63 = 7,625.94/x
  3. Step 3: Cross multiply
    13,913.57x = 19,201.63 × 7,625.94
  4. Step 4: Simplify right side
    13,913.57x = 146,430,478.28
  5. Step 5: Solve for x
    x = 146,430,478.28/13,913.57
  6. Step 6: Final answer
    x = 10,524.29

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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.