Home / 13,353.22-20,031-3,492.46

Finding the Fourth Proportional to 13,353.22, 20,031 and 3,492.46

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Solution

The fourth proportional to 13,353.22, 20,031 and 3,492.46 is: 5,239.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,353.22 : 20,031 = 3,492.46 : x
  2. Step 2: Convert to fraction form
    13,353.22/20,031 = 3,492.46/x
  3. Step 3: Cross multiply
    13,353.22x = 20,031 × 3,492.46
  4. Step 4: Simplify right side
    13,353.22x = 69,957,466.26
  5. Step 5: Solve for x
    x = 69,957,466.26/13,353.22
  6. Step 6: Final answer
    x = 5,239.00

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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.