Home / 13,838.52-19,097.40-7,550.94

Finding the Fourth Proportional to 13,838.52, 19,097.40 and 7,550.94

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Solution

The fourth proportional to 13,838.52, 19,097.40 and 7,550.94 is: 10,420.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838.52 : 19,097.40 = 7,550.94 : x
  2. Step 2: Convert to fraction form
    13,838.52/19,097.40 = 7,550.94/x
  3. Step 3: Cross multiply
    13,838.52x = 19,097.40 × 7,550.94
  4. Step 4: Simplify right side
    13,838.52x = 144,203,321.56
  5. Step 5: Solve for x
    x = 144,203,321.56/13,838.52
  6. Step 6: Final answer
    x = 10,420.43

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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.