Home / 30,116.05-41,579.64-19,365.75

Finding the Fourth Proportional to 30,116.05, 41,579.64 and 19,365.75

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Solution

The fourth proportional to 30,116.05, 41,579.64 and 19,365.75 is: 26,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,116.05 : 41,579.64 = 19,365.75 : x
  2. Step 2: Convert to fraction form
    30,116.05/41,579.64 = 19,365.75/x
  3. Step 3: Cross multiply
    30,116.05x = 41,579.64 × 19,365.75
  4. Step 4: Simplify right side
    30,116.05x = 805,220,913.33
  5. Step 5: Solve for x
    x = 805,220,913.33/30,116.05
  6. Step 6: Final answer
    x = 26,737.27

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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.