Home / 22,386.33-30,696.68-21,803.13

Finding the Fourth Proportional to 22,386.33, 30,696.68 and 21,803.13

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Solution

The fourth proportional to 22,386.33, 30,696.68 and 21,803.13 is: 29,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,386.33 : 30,696.68 = 21,803.13 : x
  2. Step 2: Convert to fraction form
    22,386.33/30,696.68 = 21,803.13/x
  3. Step 3: Cross multiply
    22,386.33x = 30,696.68 × 21,803.13
  4. Step 4: Simplify right side
    22,386.33x = 669,283,759.12
  5. Step 5: Solve for x
    x = 669,283,759.12/22,386.33
  6. Step 6: Final answer
    x = 29,896.98

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.