Home / 33,362.28-46,055.34-21,432.42

Finding the Fourth Proportional to 33,362.28, 46,055.34 and 21,432.42

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Solution

The fourth proportional to 33,362.28, 46,055.34 and 21,432.42 is: 29,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,362.28 : 46,055.34 = 21,432.42 : x
  2. Step 2: Convert to fraction form
    33,362.28/46,055.34 = 21,432.42/x
  3. Step 3: Cross multiply
    33,362.28x = 46,055.34 × 21,432.42
  4. Step 4: Simplify right side
    33,362.28x = 987,077,390.12
  5. Step 5: Solve for x
    x = 987,077,390.12/33,362.28
  6. Step 6: Final answer
    x = 29,586.63

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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.