Home / 28,881.36-39,874.64-23,588.80

Finding the Fourth Proportional to 28,881.36, 39,874.64 and 23,588.80

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Solution

The fourth proportional to 28,881.36, 39,874.64 and 23,588.80 is: 32,567.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,881.36 : 39,874.64 = 23,588.80 : x
  2. Step 2: Convert to fraction form
    28,881.36/39,874.64 = 23,588.80/x
  3. Step 3: Cross multiply
    28,881.36x = 39,874.64 × 23,588.80
  4. Step 4: Simplify right side
    28,881.36x = 940,594,908.03
  5. Step 5: Solve for x
    x = 940,594,908.03/28,881.36
  6. Step 6: Final answer
    x = 32,567.54

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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.