Home / 16,669.70-23,004.19-9,499.41

Finding the Fourth Proportional to 16,669.70, 23,004.19 and 9,499.41

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Solution

The fourth proportional to 16,669.70, 23,004.19 and 9,499.41 is: 13,109.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.70 : 23,004.19 = 9,499.41 : x
  2. Step 2: Convert to fraction form
    16,669.70/23,004.19 = 9,499.41/x
  3. Step 3: Cross multiply
    16,669.70x = 23,004.19 × 9,499.41
  4. Step 4: Simplify right side
    16,669.70x = 218,526,232.53
  5. Step 5: Solve for x
    x = 218,526,232.53/16,669.70
  6. Step 6: Final answer
    x = 13,109.19

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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.