Home / 23,999.46-33,119.31-13,389.81

Finding the Fourth Proportional to 23,999.46, 33,119.31 and 13,389.81

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Solution

The fourth proportional to 23,999.46, 33,119.31 and 13,389.81 is: 18,477.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.46 : 33,119.31 = 13,389.81 : x
  2. Step 2: Convert to fraction form
    23,999.46/33,119.31 = 13,389.81/x
  3. Step 3: Cross multiply
    23,999.46x = 33,119.31 × 13,389.81
  4. Step 4: Simplify right side
    23,999.46x = 443,461,268.23
  5. Step 5: Solve for x
    x = 443,461,268.23/23,999.46
  6. Step 6: Final answer
    x = 18,477.97

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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.