Home / 30,644.46-42,288.22-17,033.36

Finding the Fourth Proportional to 30,644.46, 42,288.22 and 17,033.36

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Solution

The fourth proportional to 30,644.46, 42,288.22 and 17,033.36 is: 23,505.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644.46 : 42,288.22 = 17,033.36 : x
  2. Step 2: Convert to fraction form
    30,644.46/42,288.22 = 17,033.36/x
  3. Step 3: Cross multiply
    30,644.46x = 42,288.22 × 17,033.36
  4. Step 4: Simplify right side
    30,644.46x = 720,310,475.02
  5. Step 5: Solve for x
    x = 720,310,475.02/30,644.46
  6. Step 6: Final answer
    x = 23,505.41

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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.