Home / 14,558.96-20,090.22-8,896.46

Finding the Fourth Proportional to 14,558.96, 20,090.22 and 8,896.46

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Solution

The fourth proportional to 14,558.96, 20,090.22 and 8,896.46 is: 12,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.96 : 20,090.22 = 8,896.46 : x
  2. Step 2: Convert to fraction form
    14,558.96/20,090.22 = 8,896.46/x
  3. Step 3: Cross multiply
    14,558.96x = 20,090.22 × 8,896.46
  4. Step 4: Simplify right side
    14,558.96x = 178,731,738.17
  5. Step 5: Solve for x
    x = 178,731,738.17/14,558.96
  6. Step 6: Final answer
    x = 12,276.41

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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.