Home / 18,220.51-27,324.65-6,973.23

Finding the Fourth Proportional to 18,220.51, 27,324.65 and 6,973.23

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Solution

The fourth proportional to 18,220.51, 27,324.65 and 6,973.23 is: 10,457.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220.51 : 27,324.65 = 6,973.23 : x
  2. Step 2: Convert to fraction form
    18,220.51/27,324.65 = 6,973.23/x
  3. Step 3: Cross multiply
    18,220.51x = 27,324.65 × 6,973.23
  4. Step 4: Simplify right side
    18,220.51x = 190,540,932.50
  5. Step 5: Solve for x
    x = 190,540,932.50/18,220.51
  6. Step 6: Final answer
    x = 10,457.50

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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.