Home / 27,302.12-37,676.89-15,365.54

Finding the Fourth Proportional to 27,302.12, 37,676.89 and 15,365.54

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Solution

The fourth proportional to 27,302.12, 37,676.89 and 15,365.54 is: 21,204.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,302.12 : 37,676.89 = 15,365.54 : x
  2. Step 2: Convert to fraction form
    27,302.12/37,676.89 = 15,365.54/x
  3. Step 3: Cross multiply
    27,302.12x = 37,676.89 × 15,365.54
  4. Step 4: Simplify right side
    27,302.12x = 578,925,760.37
  5. Step 5: Solve for x
    x = 578,925,760.37/27,302.12
  6. Step 6: Final answer
    x = 21,204.43

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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.