Home / 28,982.90-43,480.52-10,009.32

Finding the Fourth Proportional to 28,982.90, 43,480.52 and 10,009.32

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Solution

The fourth proportional to 28,982.90, 43,480.52 and 10,009.32 is: 15,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.90 : 43,480.52 = 10,009.32 : x
  2. Step 2: Convert to fraction form
    28,982.90/43,480.52 = 10,009.32/x
  3. Step 3: Cross multiply
    28,982.90x = 43,480.52 × 10,009.32
  4. Step 4: Simplify right side
    28,982.90x = 435,210,388.40
  5. Step 5: Solve for x
    x = 435,210,388.40/28,982.90
  6. Step 6: Final answer
    x = 15,016.11

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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.