Home / 22,172.40-30,597.87-14,214.60

Finding the Fourth Proportional to 22,172.40, 30,597.87 and 14,214.60

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Solution

The fourth proportional to 22,172.40, 30,597.87 and 14,214.60 is: 19,616.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.40 : 30,597.87 = 14,214.60 : x
  2. Step 2: Convert to fraction form
    22,172.40/30,597.87 = 14,214.60/x
  3. Step 3: Cross multiply
    22,172.40x = 30,597.87 × 14,214.60
  4. Step 4: Simplify right side
    22,172.40x = 434,936,482.90
  5. Step 5: Solve for x
    x = 434,936,482.90/22,172.40
  6. Step 6: Final answer
    x = 19,616.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.