Home / 23,970.77-33,079.83-13,361.09

Finding the Fourth Proportional to 23,970.77, 33,079.83 and 13,361.09

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Solution

The fourth proportional to 23,970.77, 33,079.83 and 13,361.09 is: 18,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,970.77 : 33,079.83 = 13,361.09 : x
  2. Step 2: Convert to fraction form
    23,970.77/33,079.83 = 13,361.09/x
  3. Step 3: Cross multiply
    23,970.77x = 33,079.83 × 13,361.09
  4. Step 4: Simplify right side
    23,970.77x = 441,982,585.81
  5. Step 5: Solve for x
    x = 441,982,585.81/23,970.77
  6. Step 6: Final answer
    x = 18,438.40

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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.