Home / 33,345.70-46,041.16-20,616.33

Finding the Fourth Proportional to 33,345.70, 46,041.16 and 20,616.33

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Solution

The fourth proportional to 33,345.70, 46,041.16 and 20,616.33 is: 28,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,345.70 : 46,041.16 = 20,616.33 : x
  2. Step 2: Convert to fraction form
    33,345.70/46,041.16 = 20,616.33/x
  3. Step 3: Cross multiply
    33,345.70x = 46,041.16 × 20,616.33
  4. Step 4: Simplify right side
    33,345.70x = 949,199,748.14
  5. Step 5: Solve for x
    x = 949,199,748.14/33,345.70
  6. Step 6: Final answer
    x = 28,465.43

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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.