Home / 15,533.48-23,279.42-5,663.45

Finding the Fourth Proportional to 15,533.48, 23,279.42 and 5,663.45

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Solution

The fourth proportional to 15,533.48, 23,279.42 and 5,663.45 is: 8,487.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.48 : 23,279.42 = 5,663.45 : x
  2. Step 2: Convert to fraction form
    15,533.48/23,279.42 = 5,663.45/x
  3. Step 3: Cross multiply
    15,533.48x = 23,279.42 × 5,663.45
  4. Step 4: Simplify right side
    15,533.48x = 131,841,728.96
  5. Step 5: Solve for x
    x = 131,841,728.96/15,533.48
  6. Step 6: Final answer
    x = 8,487.59

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