Home / 28,982.60-43,483.23-13,193.28

Finding the Fourth Proportional to 28,982.60, 43,483.23 and 13,193.28

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Solution

The fourth proportional to 28,982.60, 43,483.23 and 13,193.28 is: 19,794.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.60 : 43,483.23 = 13,193.28 : x
  2. Step 2: Convert to fraction form
    28,982.60/43,483.23 = 13,193.28/x
  3. Step 3: Cross multiply
    28,982.60x = 43,483.23 × 13,193.28
  4. Step 4: Simplify right side
    28,982.60x = 573,686,428.69
  5. Step 5: Solve for x
    x = 573,686,428.69/28,982.60
  6. Step 6: Final answer
    x = 19,794.17

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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.