Home / 15,530.54-23,293.17-7,631.01

Finding the Fourth Proportional to 15,530.54, 23,293.17 and 7,631.01

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Solution

The fourth proportional to 15,530.54, 23,293.17 and 7,631.01 is: 11,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,530.54 : 23,293.17 = 7,631.01 : x
  2. Step 2: Convert to fraction form
    15,530.54/23,293.17 = 7,631.01/x
  3. Step 3: Cross multiply
    15,530.54x = 23,293.17 × 7,631.01
  4. Step 4: Simplify right side
    15,530.54x = 177,750,413.20
  5. Step 5: Solve for x
    x = 177,750,413.20/15,530.54
  6. Step 6: Final answer
    x = 11,445.22

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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.