Home / 20,066.49-30,099.06-9,541.62

Finding the Fourth Proportional to 20,066.49, 30,099.06 and 9,541.62

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Solution

The fourth proportional to 20,066.49, 30,099.06 and 9,541.62 is: 14,312.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.49 : 30,099.06 = 9,541.62 : x
  2. Step 2: Convert to fraction form
    20,066.49/30,099.06 = 9,541.62/x
  3. Step 3: Cross multiply
    20,066.49x = 30,099.06 × 9,541.62
  4. Step 4: Simplify right side
    20,066.49x = 287,193,792.88
  5. Step 5: Solve for x
    x = 287,193,792.88/20,066.49
  6. Step 6: Final answer
    x = 14,312.11

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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.