Home / 14,610.48-20,171.88-13,035.84

Finding the Fourth Proportional to 14,610.48, 20,171.88 and 13,035.84

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Solution

The fourth proportional to 14,610.48, 20,171.88 and 13,035.84 is: 17,997.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610.48 : 20,171.88 = 13,035.84 : x
  2. Step 2: Convert to fraction form
    14,610.48/20,171.88 = 13,035.84/x
  3. Step 3: Cross multiply
    14,610.48x = 20,171.88 × 13,035.84
  4. Step 4: Simplify right side
    14,610.48x = 262,957,400.18
  5. Step 5: Solve for x
    x = 262,957,400.18/14,610.48
  6. Step 6: Final answer
    x = 17,997.86

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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.