Home / 30,765.56-45,979.70-22,463.04

Finding the Fourth Proportional to 30,765.56, 45,979.70 and 22,463.04

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Solution

The fourth proportional to 30,765.56, 45,979.70 and 22,463.04 is: 33,571.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,765.56 : 45,979.70 = 22,463.04 : x
  2. Step 2: Convert to fraction form
    30,765.56/45,979.70 = 22,463.04/x
  3. Step 3: Cross multiply
    30,765.56x = 45,979.70 × 22,463.04
  4. Step 4: Simplify right side
    30,765.56x = 1,032,843,840.29
  5. Step 5: Solve for x
    x = 1,032,843,840.29/30,765.56
  6. Step 6: Final answer
    x = 33,571.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.