Home / 13,618.29-20,427.45-4,733.01

Finding the Fourth Proportional to 13,618.29, 20,427.45 and 4,733.01

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Solution

The fourth proportional to 13,618.29, 20,427.45 and 4,733.01 is: 7,099.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,618.29 : 20,427.45 = 4,733.01 : x
  2. Step 2: Convert to fraction form
    13,618.29/20,427.45 = 4,733.01/x
  3. Step 3: Cross multiply
    13,618.29x = 20,427.45 × 4,733.01
  4. Step 4: Simplify right side
    13,618.29x = 96,683,325.12
  5. Step 5: Solve for x
    x = 96,683,325.12/13,618.29
  6. Step 6: Final answer
    x = 7,099.52

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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.