Home / 33,357.04-46,016.81-20,605.63

Finding the Fourth Proportional to 33,357.04, 46,016.81 and 20,605.63

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Solution

The fourth proportional to 33,357.04, 46,016.81 and 20,605.63 is: 28,425.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,357.04 : 46,016.81 = 20,605.63 : x
  2. Step 2: Convert to fraction form
    33,357.04/46,016.81 = 20,605.63/x
  3. Step 3: Cross multiply
    33,357.04x = 46,016.81 × 20,605.63
  4. Step 4: Simplify right side
    33,357.04x = 948,205,475.68
  5. Step 5: Solve for x
    x = 948,205,475.68/33,357.04
  6. Step 6: Final answer
    x = 28,425.95

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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.