Home / 38,752.36-53,476.43-21,525.85

Finding the Fourth Proportional to 38,752.36, 53,476.43 and 21,525.85

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Solution

The fourth proportional to 38,752.36, 53,476.43 and 21,525.85 is: 29,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,752.36 : 53,476.43 = 21,525.85 : x
  2. Step 2: Convert to fraction form
    38,752.36/53,476.43 = 21,525.85/x
  3. Step 3: Cross multiply
    38,752.36x = 53,476.43 × 21,525.85
  4. Step 4: Simplify right side
    38,752.36x = 1,151,125,610.72
  5. Step 5: Solve for x
    x = 1,151,125,610.72/38,752.36
  6. Step 6: Final answer
    x = 29,704.66

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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.