Home / 38,269.36-52,811.72-21,502.36

Finding the Fourth Proportional to 38,269.36, 52,811.72 and 21,502.36

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Solution

The fourth proportional to 38,269.36, 52,811.72 and 21,502.36 is: 29,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,269.36 : 52,811.72 = 21,502.36 : x
  2. Step 2: Convert to fraction form
    38,269.36/52,811.72 = 21,502.36/x
  3. Step 3: Cross multiply
    38,269.36x = 52,811.72 × 21,502.36
  4. Step 4: Simplify right side
    38,269.36x = 1,135,576,615.66
  5. Step 5: Solve for x
    x = 1,135,576,615.66/38,269.36
  6. Step 6: Final answer
    x = 29,673.26

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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.