Home / 14,735.08-20,328.42-8,446.60

Finding the Fourth Proportional to 14,735.08, 20,328.42 and 8,446.60

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Solution

The fourth proportional to 14,735.08, 20,328.42 and 8,446.60 is: 11,652.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.08 : 20,328.42 = 8,446.60 : x
  2. Step 2: Convert to fraction form
    14,735.08/20,328.42 = 8,446.60/x
  3. Step 3: Cross multiply
    14,735.08x = 20,328.42 × 8,446.60
  4. Step 4: Simplify right side
    14,735.08x = 171,706,032.37
  5. Step 5: Solve for x
    x = 171,706,032.37/14,735.08
  6. Step 6: Final answer
    x = 11,652.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.