Home / 13,795.62-19,038.04-7,508

Finding the Fourth Proportional to 13,795.62, 19,038.04 and 7,508

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Solution

The fourth proportional to 13,795.62, 19,038.04 and 7,508 is: 10,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.62 : 19,038.04 = 7,508 : x
  2. Step 2: Convert to fraction form
    13,795.62/19,038.04 = 7,508/x
  3. Step 3: Cross multiply
    13,795.62x = 19,038.04 × 7,508
  4. Step 4: Simplify right side
    13,795.62x = 142,937,604.32
  5. Step 5: Solve for x
    x = 142,937,604.32/13,795.62
  6. Step 6: Final answer
    x = 10,361.09

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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.