Home / 33,438.27-46,143.42-20,001.58

Finding the Fourth Proportional to 33,438.27, 46,143.42 and 20,001.58

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Solution

The fourth proportional to 33,438.27, 46,143.42 and 20,001.58 is: 27,601.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,438.27 : 46,143.42 = 20,001.58 : x
  2. Step 2: Convert to fraction form
    33,438.27/46,143.42 = 20,001.58/x
  3. Step 3: Cross multiply
    33,438.27x = 46,143.42 × 20,001.58
  4. Step 4: Simplify right side
    33,438.27x = 922,941,306.60
  5. Step 5: Solve for x
    x = 922,941,306.60/33,438.27
  6. Step 6: Final answer
    x = 27,601.35

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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.