Home / 40,578.95-55,999.23-22,674.71

Finding the Fourth Proportional to 40,578.95, 55,999.23 and 22,674.71

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Solution

The fourth proportional to 40,578.95, 55,999.23 and 22,674.71 is: 31,291.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,578.95 : 55,999.23 = 22,674.71 : x
  2. Step 2: Convert to fraction form
    40,578.95/55,999.23 = 22,674.71/x
  3. Step 3: Cross multiply
    40,578.95x = 55,999.23 × 22,674.71
  4. Step 4: Simplify right side
    40,578.95x = 1,269,766,452.07
  5. Step 5: Solve for x
    x = 1,269,766,452.07/40,578.95
  6. Step 6: Final answer
    x = 31,291.26

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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.