Home / 13,702.05-20,553.24-4,817.02

Finding the Fourth Proportional to 13,702.05, 20,553.24 and 4,817.02

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Solution

The fourth proportional to 13,702.05, 20,553.24 and 4,817.02 is: 7,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702.05 : 20,553.24 = 4,817.02 : x
  2. Step 2: Convert to fraction form
    13,702.05/20,553.24 = 4,817.02/x
  3. Step 3: Cross multiply
    13,702.05x = 20,553.24 × 4,817.02
  4. Step 4: Simplify right side
    13,702.05x = 99,005,368.14
  5. Step 5: Solve for x
    x = 99,005,368.14/13,702.05
  6. Step 6: Final answer
    x = 7,225.59

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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.