Home / 22,172.77-33,241.50-12,802.16

Finding the Fourth Proportional to 22,172.77, 33,241.50 and 12,802.16

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Solution

The fourth proportional to 22,172.77, 33,241.50 and 12,802.16 is: 19,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.77 : 33,241.50 = 12,802.16 : x
  2. Step 2: Convert to fraction form
    22,172.77/33,241.50 = 12,802.16/x
  3. Step 3: Cross multiply
    22,172.77x = 33,241.50 × 12,802.16
  4. Step 4: Simplify right side
    22,172.77x = 425,562,955.25
  5. Step 5: Solve for x
    x = 425,562,955.25/22,172.77
  6. Step 6: Final answer
    x = 19,193.04

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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.