Home / 13,962.02-20,940.87-9,066.38

Finding the Fourth Proportional to 13,962.02, 20,940.87 and 9,066.38

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Solution

The fourth proportional to 13,962.02, 20,940.87 and 9,066.38 is: 13,598.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962.02 : 20,940.87 = 9,066.38 : x
  2. Step 2: Convert to fraction form
    13,962.02/20,940.87 = 9,066.38/x
  3. Step 3: Cross multiply
    13,962.02x = 20,940.87 × 9,066.38
  4. Step 4: Simplify right side
    13,962.02x = 189,857,884.95
  5. Step 5: Solve for x
    x = 189,857,884.95/13,962.02
  6. Step 6: Final answer
    x = 13,598.17

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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.