Home / 32,935.22-45,438.36-21,611.00

Finding the Fourth Proportional to 32,935.22, 45,438.36 and 21,611.00

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Solution

The fourth proportional to 32,935.22, 45,438.36 and 21,611.00 is: 29,815.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,935.22 : 45,438.36 = 21,611.00 : x
  2. Step 2: Convert to fraction form
    32,935.22/45,438.36 = 21,611.00/x
  3. Step 3: Cross multiply
    32,935.22x = 45,438.36 × 21,611.00
  4. Step 4: Simplify right side
    32,935.22x = 981,968,170.77
  5. Step 5: Solve for x
    x = 981,968,170.77/32,935.22
  6. Step 6: Final answer
    x = 29,815.14

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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.