Home / 37,383.12-51,588.48-21,467.64

Finding the Fourth Proportional to 37,383.12, 51,588.48 and 21,467.64

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Solution

The fourth proportional to 37,383.12, 51,588.48 and 21,467.64 is: 29,625.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,383.12 : 51,588.48 = 21,467.64 : x
  2. Step 2: Convert to fraction form
    37,383.12/51,588.48 = 21,467.64/x
  3. Step 3: Cross multiply
    37,383.12x = 51,588.48 × 21,467.64
  4. Step 4: Simplify right side
    37,383.12x = 1,107,482,916.79
  5. Step 5: Solve for x
    x = 1,107,482,916.79/37,383.12
  6. Step 6: Final answer
    x = 29,625.21

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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.