Home / 21,816.36-32,722.38-7,022.52

Finding the Fourth Proportional to 21,816.36, 32,722.38 and 7,022.52

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Solution

The fourth proportional to 21,816.36, 32,722.38 and 7,022.52 is: 10,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816.36 : 32,722.38 = 7,022.52 : x
  2. Step 2: Convert to fraction form
    21,816.36/32,722.38 = 7,022.52/x
  3. Step 3: Cross multiply
    21,816.36x = 32,722.38 × 7,022.52
  4. Step 4: Simplify right side
    21,816.36x = 229,793,568.00
  5. Step 5: Solve for x
    x = 229,793,568.00/21,816.36
  6. Step 6: Final answer
    x = 10,533.08

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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.