Home / 13,984.02-19,300.50-9,268.20

Finding the Fourth Proportional to 13,984.02, 19,300.50 and 9,268.20

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Solution

The fourth proportional to 13,984.02, 19,300.50 and 9,268.20 is: 12,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,984.02 : 19,300.50 = 9,268.20 : x
  2. Step 2: Convert to fraction form
    13,984.02/19,300.50 = 9,268.20/x
  3. Step 3: Cross multiply
    13,984.02x = 19,300.50 × 9,268.20
  4. Step 4: Simplify right side
    13,984.02x = 178,880,894.10
  5. Step 5: Solve for x
    x = 178,880,894.10/13,984.02
  6. Step 6: Final answer
    x = 12,791.81

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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.