Home / 38,051.25-52,510.73-21,284.25

Finding the Fourth Proportional to 38,051.25, 52,510.73 and 21,284.25

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Solution

The fourth proportional to 38,051.25, 52,510.73 and 21,284.25 is: 29,372.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,051.25 : 52,510.73 = 21,284.25 : x
  2. Step 2: Convert to fraction form
    38,051.25/52,510.73 = 21,284.25/x
  3. Step 3: Cross multiply
    38,051.25x = 52,510.73 × 21,284.25
  4. Step 4: Simplify right side
    38,051.25x = 1,117,651,398.58
  5. Step 5: Solve for x
    x = 1,117,651,398.58/38,051.25
  6. Step 6: Final answer
    x = 29,372.27

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Similar ratio
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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.