Home / 13,330.36-18,395.83-7,362

Finding the Fourth Proportional to 13,330.36, 18,395.83 and 7,362

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Solution

The fourth proportional to 13,330.36, 18,395.83 and 7,362 is: 10,159.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.36 : 18,395.83 = 7,362 : x
  2. Step 2: Convert to fraction form
    13,330.36/18,395.83 = 7,362/x
  3. Step 3: Cross multiply
    13,330.36x = 18,395.83 × 7,362
  4. Step 4: Simplify right side
    13,330.36x = 135,430,100.46
  5. Step 5: Solve for x
    x = 135,430,100.46/13,330.36
  6. Step 6: Final answer
    x = 10,159.52

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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.