Home / 38,238.24-52,767.06-21,243.63

Finding the Fourth Proportional to 38,238.24, 52,767.06 and 21,243.63

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Solution

The fourth proportional to 38,238.24, 52,767.06 and 21,243.63 is: 29,315.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238.24 : 52,767.06 = 21,243.63 : x
  2. Step 2: Convert to fraction form
    38,238.24/52,767.06 = 21,243.63/x
  3. Step 3: Cross multiply
    38,238.24x = 52,767.06 × 21,243.63
  4. Step 4: Simplify right side
    38,238.24x = 1,120,963,898.83
  5. Step 5: Solve for x
    x = 1,120,963,898.83/38,238.24
  6. Step 6: Final answer
    x = 29,315.26

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Half scale
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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.