Home / 29,413.40-40,569.96-19,338.62

Finding the Fourth Proportional to 29,413.40, 40,569.96 and 19,338.62

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Solution

The fourth proportional to 29,413.40, 40,569.96 and 19,338.62 is: 26,673.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,413.40 : 40,569.96 = 19,338.62 : x
  2. Step 2: Convert to fraction form
    29,413.40/40,569.96 = 19,338.62/x
  3. Step 3: Cross multiply
    29,413.40x = 40,569.96 × 19,338.62
  4. Step 4: Simplify right side
    29,413.40x = 784,566,837.01
  5. Step 5: Solve for x
    x = 784,566,837.01/29,413.40
  6. Step 6: Final answer
    x = 26,673.79

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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.