Home / 12,202.06-18,307.48-4,802.42

Finding the Fourth Proportional to 12,202.06, 18,307.48 and 4,802.42

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Solution

The fourth proportional to 12,202.06, 18,307.48 and 4,802.42 is: 7,205.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,202.06 : 18,307.48 = 4,802.42 : x
  2. Step 2: Convert to fraction form
    12,202.06/18,307.48 = 4,802.42/x
  3. Step 3: Cross multiply
    12,202.06x = 18,307.48 × 4,802.42
  4. Step 4: Simplify right side
    12,202.06x = 87,920,208.10
  5. Step 5: Solve for x
    x = 87,920,208.10/12,202.06
  6. Step 6: Final answer
    x = 7,205.36

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1.5x scale

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.