Home / 30,350.66-41,904.06-19,600.34

Finding the Fourth Proportional to 30,350.66, 41,904.06 and 19,600.34

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Solution

The fourth proportional to 30,350.66, 41,904.06 and 19,600.34 is: 27,061.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,350.66 : 41,904.06 = 19,600.34 : x
  2. Step 2: Convert to fraction form
    30,350.66/41,904.06 = 19,600.34/x
  3. Step 3: Cross multiply
    30,350.66x = 41,904.06 × 19,600.34
  4. Step 4: Simplify right side
    30,350.66x = 821,333,823.38
  5. Step 5: Solve for x
    x = 821,333,823.38/30,350.66
  6. Step 6: Final answer
    x = 27,061.48

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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.