Home / 38,301.76-52,852.37-21,303.27

Finding the Fourth Proportional to 38,301.76, 52,852.37 and 21,303.27

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Solution

The fourth proportional to 38,301.76, 52,852.37 and 21,303.27 is: 29,396.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,301.76 : 52,852.37 = 21,303.27 : x
  2. Step 2: Convert to fraction form
    38,301.76/52,852.37 = 21,303.27/x
  3. Step 3: Cross multiply
    38,301.76x = 52,852.37 × 21,303.27
  4. Step 4: Simplify right side
    38,301.76x = 1,125,928,201.73
  5. Step 5: Solve for x
    x = 1,125,928,201.73/38,301.76
  6. Step 6: Final answer
    x = 29,396.25

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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.