Home / 22,465.08-33,686.89-7,670.03

Finding the Fourth Proportional to 22,465.08, 33,686.89 and 7,670.03

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Solution

The fourth proportional to 22,465.08, 33,686.89 and 7,670.03 is: 11,501.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,465.08 : 33,686.89 = 7,670.03 : x
  2. Step 2: Convert to fraction form
    22,465.08/33,686.89 = 7,670.03/x
  3. Step 3: Cross multiply
    22,465.08x = 33,686.89 × 7,670.03
  4. Step 4: Simplify right side
    22,465.08x = 258,379,269.30
  5. Step 5: Solve for x
    x = 258,379,269.30/22,465.08
  6. Step 6: Final answer
    x = 11,501.37

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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.