Home / 21,928.08-32,893.92-7,133.16

Finding the Fourth Proportional to 21,928.08, 32,893.92 and 7,133.16

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Solution

The fourth proportional to 21,928.08, 32,893.92 and 7,133.16 is: 10,700.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,928.08 : 32,893.92 = 7,133.16 : x
  2. Step 2: Convert to fraction form
    21,928.08/32,893.92 = 7,133.16/x
  3. Step 3: Cross multiply
    21,928.08x = 32,893.92 × 7,133.16
  4. Step 4: Simplify right side
    21,928.08x = 234,637,594.39
  5. Step 5: Solve for x
    x = 234,637,594.39/21,928.08
  6. Step 6: Final answer
    x = 10,700.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.