Home / 22,007.48-33,015.81-7,215.23

Finding the Fourth Proportional to 22,007.48, 33,015.81 and 7,215.23

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Solution

The fourth proportional to 22,007.48, 33,015.81 and 7,215.23 is: 10,824.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,007.48 : 33,015.81 = 7,215.23 : x
  2. Step 2: Convert to fraction form
    22,007.48/33,015.81 = 7,215.23/x
  3. Step 3: Cross multiply
    22,007.48x = 33,015.81 × 7,215.23
  4. Step 4: Simplify right side
    22,007.48x = 238,216,497.71
  5. Step 5: Solve for x
    x = 238,216,497.71/22,007.48
  6. Step 6: Final answer
    x = 10,824.34

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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.