Home / 15,579.14-23,368.75-3,892.34

Finding the Fourth Proportional to 15,579.14, 23,368.75 and 3,892.34

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Solution

The fourth proportional to 15,579.14, 23,368.75 and 3,892.34 is: 5,838.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,579.14 : 23,368.75 = 3,892.34 : x
  2. Step 2: Convert to fraction form
    15,579.14/23,368.75 = 3,892.34/x
  3. Step 3: Cross multiply
    15,579.14x = 23,368.75 × 3,892.34
  4. Step 4: Simplify right side
    15,579.14x = 90,959,169.07
  5. Step 5: Solve for x
    x = 90,959,169.07/15,579.14
  6. Step 6: Final answer
    x = 5,838.52

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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.