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Finding the Fourth Proportional to 22,359.93, 33,541.04 and 5,720.10

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Solution

The fourth proportional to 22,359.93, 33,541.04 and 5,720.10 is: 8,580.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,359.93 : 33,541.04 = 5,720.10 : x
  2. Step 2: Convert to fraction form
    22,359.93/33,541.04 = 5,720.10/x
  3. Step 3: Cross multiply
    22,359.93x = 33,541.04 × 5,720.10
  4. Step 4: Simplify right side
    22,359.93x = 191,858,232.26
  5. Step 5: Solve for x
    x = 191,858,232.26/22,359.93
  6. Step 6: Final answer
    x = 8,580.45

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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.