Home / 38,963.32-53,769.25-21,058.27

Finding the Fourth Proportional to 38,963.32, 53,769.25 and 21,058.27

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Solution

The fourth proportional to 38,963.32, 53,769.25 and 21,058.27 is: 29,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.32 : 53,769.25 = 21,058.27 : x
  2. Step 2: Convert to fraction form
    38,963.32/53,769.25 = 21,058.27/x
  3. Step 3: Cross multiply
    38,963.32x = 53,769.25 × 21,058.27
  4. Step 4: Simplify right side
    38,963.32x = 1,132,287,276.10
  5. Step 5: Solve for x
    x = 1,132,287,276.10/38,963.32
  6. Step 6: Final answer
    x = 29,060.34

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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.