Home / 28,494.72-39,296.43-17,725.77

Finding the Fourth Proportional to 28,494.72, 39,296.43 and 17,725.77

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Solution

The fourth proportional to 28,494.72, 39,296.43 and 17,725.77 is: 24,445.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,494.72 : 39,296.43 = 17,725.77 : x
  2. Step 2: Convert to fraction form
    28,494.72/39,296.43 = 17,725.77/x
  3. Step 3: Cross multiply
    28,494.72x = 39,296.43 × 17,725.77
  4. Step 4: Simplify right side
    28,494.72x = 696,559,480.00
  5. Step 5: Solve for x
    x = 696,559,480.00/28,494.72
  6. Step 6: Final answer
    x = 24,445.21

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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.