Home / 12,655.03-18,982.54-3,295.02

Finding the Fourth Proportional to 12,655.03, 18,982.54 and 3,295.02

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Solution

The fourth proportional to 12,655.03, 18,982.54 and 3,295.02 is: 4,942.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,655.03 : 18,982.54 = 3,295.02 : x
  2. Step 2: Convert to fraction form
    12,655.03/18,982.54 = 3,295.02/x
  3. Step 3: Cross multiply
    12,655.03x = 18,982.54 × 3,295.02
  4. Step 4: Simplify right side
    12,655.03x = 62,547,773.39
  5. Step 5: Solve for x
    x = 62,547,773.39/12,655.03
  6. Step 6: Final answer
    x = 4,942.52

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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.