Home / 13,371.63-20,045.12-6,354.96

Finding the Fourth Proportional to 13,371.63, 20,045.12 and 6,354.96

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Solution

The fourth proportional to 13,371.63, 20,045.12 and 6,354.96 is: 9,526.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,371.63 : 20,045.12 = 6,354.96 : x
  2. Step 2: Convert to fraction form
    13,371.63/20,045.12 = 6,354.96/x
  3. Step 3: Cross multiply
    13,371.63x = 20,045.12 × 6,354.96
  4. Step 4: Simplify right side
    13,371.63x = 127,385,904.02
  5. Step 5: Solve for x
    x = 127,385,904.02/13,371.63
  6. Step 6: Final answer
    x = 9,526.58

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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.