Home / 14,060.36-19,401.85-8,090.86

Finding the Fourth Proportional to 14,060.36, 19,401.85 and 8,090.86

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Solution

The fourth proportional to 14,060.36, 19,401.85 and 8,090.86 is: 11,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,060.36 : 19,401.85 = 8,090.86 : x
  2. Step 2: Convert to fraction form
    14,060.36/19,401.85 = 8,090.86/x
  3. Step 3: Cross multiply
    14,060.36x = 19,401.85 × 8,090.86
  4. Step 4: Simplify right side
    14,060.36x = 156,977,652.09
  5. Step 5: Solve for x
    x = 156,977,652.09/14,060.36
  6. Step 6: Final answer
    x = 11,164.55

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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.