Home / 29,860.81-41,206.89-16,430.81

Finding the Fourth Proportional to 29,860.81, 41,206.89 and 16,430.81

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Solution

The fourth proportional to 29,860.81, 41,206.89 and 16,430.81 is: 22,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,860.81 : 41,206.89 = 16,430.81 : x
  2. Step 2: Convert to fraction form
    29,860.81/41,206.89 = 16,430.81/x
  3. Step 3: Cross multiply
    29,860.81x = 41,206.89 × 16,430.81
  4. Step 4: Simplify right side
    29,860.81x = 677,062,413.12
  5. Step 5: Solve for x
    x = 677,062,413.12/29,860.81
  6. Step 6: Final answer
    x = 22,673.95

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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.