Home / 38,326.43-52,893.01-21,330.48

Finding the Fourth Proportional to 38,326.43, 52,893.01 and 21,330.48

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Solution

The fourth proportional to 38,326.43, 52,893.01 and 21,330.48 is: 29,437.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,326.43 : 52,893.01 = 21,330.48 : x
  2. Step 2: Convert to fraction form
    38,326.43/52,893.01 = 21,330.48/x
  3. Step 3: Cross multiply
    38,326.43x = 52,893.01 × 21,330.48
  4. Step 4: Simplify right side
    38,326.43x = 1,128,233,238.62
  5. Step 5: Solve for x
    x = 1,128,233,238.62/38,326.43
  6. Step 6: Final answer
    x = 29,437.48

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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.