Home / 29,211.60-40,317.26-27,880.43

Finding the Fourth Proportional to 29,211.60, 40,317.26 and 27,880.43

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Solution

The fourth proportional to 29,211.60, 40,317.26 and 27,880.43 is: 38,480.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,211.60 : 40,317.26 = 27,880.43 : x
  2. Step 2: Convert to fraction form
    29,211.60/40,317.26 = 27,880.43/x
  3. Step 3: Cross multiply
    29,211.60x = 40,317.26 × 27,880.43
  4. Step 4: Simplify right side
    29,211.60x = 1,124,062,506.61
  5. Step 5: Solve for x
    x = 1,124,062,506.61/29,211.60
  6. Step 6: Final answer
    x = 38,480.00

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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.