Home / 18,541.71-25,592.36-11,374.02

Finding the Fourth Proportional to 18,541.71, 25,592.36 and 11,374.02

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Solution

The fourth proportional to 18,541.71, 25,592.36 and 11,374.02 is: 15,699.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,541.71 : 25,592.36 = 11,374.02 : x
  2. Step 2: Convert to fraction form
    18,541.71/25,592.36 = 11,374.02/x
  3. Step 3: Cross multiply
    18,541.71x = 25,592.36 × 11,374.02
  4. Step 4: Simplify right side
    18,541.71x = 291,087,957.62
  5. Step 5: Solve for x
    x = 291,087,957.62/18,541.71
  6. Step 6: Final answer
    x = 15,699.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.