Home / 28,884.10-43,326.15-25,603.60

Finding the Fourth Proportional to 28,884.10, 43,326.15 and 25,603.60

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Solution

The fourth proportional to 28,884.10, 43,326.15 and 25,603.60 is: 38,405.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884.10 : 43,326.15 = 25,603.60 : x
  2. Step 2: Convert to fraction form
    28,884.10/43,326.15 = 25,603.60/x
  3. Step 3: Cross multiply
    28,884.10x = 43,326.15 × 25,603.60
  4. Step 4: Simplify right side
    28,884.10x = 1,109,305,414.14
  5. Step 5: Solve for x
    x = 1,109,305,414.14/28,884.10
  6. Step 6: Final answer
    x = 38,405.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.