Home / 13,695.33-20,545.26-4,808.35

Finding the Fourth Proportional to 13,695.33, 20,545.26 and 4,808.35

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Solution

The fourth proportional to 13,695.33, 20,545.26 and 4,808.35 is: 7,213.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,695.33 : 20,545.26 = 4,808.35 : x
  2. Step 2: Convert to fraction form
    13,695.33/20,545.26 = 4,808.35/x
  3. Step 3: Cross multiply
    13,695.33x = 20,545.26 × 4,808.35
  4. Step 4: Simplify right side
    13,695.33x = 98,788,800.92
  5. Step 5: Solve for x
    x = 98,788,800.92/13,695.33
  6. Step 6: Final answer
    x = 7,213.32

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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.