Home / 22,140.40-30,532.80-17,096.62

Finding the Fourth Proportional to 22,140.40, 30,532.80 and 17,096.62

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Solution

The fourth proportional to 22,140.40, 30,532.80 and 17,096.62 is: 23,577.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.40 : 30,532.80 = 17,096.62 : x
  2. Step 2: Convert to fraction form
    22,140.40/30,532.80 = 17,096.62/x
  3. Step 3: Cross multiply
    22,140.40x = 30,532.80 × 17,096.62
  4. Step 4: Simplify right side
    22,140.40x = 522,007,679.14
  5. Step 5: Solve for x
    x = 522,007,679.14/22,140.40
  6. Step 6: Final answer
    x = 23,577.16

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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.