Home / 30,356.26-41,918.06-19,045.19

Finding the Fourth Proportional to 30,356.26, 41,918.06 and 19,045.19

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Solution

The fourth proportional to 30,356.26, 41,918.06 and 19,045.19 is: 26,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,356.26 : 41,918.06 = 19,045.19 : x
  2. Step 2: Convert to fraction form
    30,356.26/41,918.06 = 19,045.19/x
  3. Step 3: Cross multiply
    30,356.26x = 41,918.06 × 19,045.19
  4. Step 4: Simplify right side
    30,356.26x = 798,337,569.54
  5. Step 5: Solve for x
    x = 798,337,569.54/30,356.26
  6. Step 6: Final answer
    x = 26,298.95

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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.