Home / 22,072.47-33,026.07-13,155.18

Finding the Fourth Proportional to 22,072.47, 33,026.07 and 13,155.18

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Solution

The fourth proportional to 22,072.47, 33,026.07 and 13,155.18 is: 19,683.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,072.47 : 33,026.07 = 13,155.18 : x
  2. Step 2: Convert to fraction form
    22,072.47/33,026.07 = 13,155.18/x
  3. Step 3: Cross multiply
    22,072.47x = 33,026.07 × 13,155.18
  4. Step 4: Simplify right side
    22,072.47x = 434,463,895.54
  5. Step 5: Solve for x
    x = 434,463,895.54/22,072.47
  6. Step 6: Final answer
    x = 19,683.52

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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.