Home / 13,202.10-19,802.58-4,878.54

Finding the Fourth Proportional to 13,202.10, 19,802.58 and 4,878.54

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Solution

The fourth proportional to 13,202.10, 19,802.58 and 4,878.54 is: 7,317.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.10 : 19,802.58 = 4,878.54 : x
  2. Step 2: Convert to fraction form
    13,202.10/19,802.58 = 4,878.54/x
  3. Step 3: Cross multiply
    13,202.10x = 19,802.58 × 4,878.54
  4. Step 4: Simplify right side
    13,202.10x = 96,607,678.63
  5. Step 5: Solve for x
    x = 96,607,678.63/13,202.10
  6. Step 6: Final answer
    x = 7,317.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.