Home / 14,102.02-21,150.06-4,238.38

Finding the Fourth Proportional to 14,102.02, 21,150.06 and 4,238.38

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Solution

The fourth proportional to 14,102.02, 21,150.06 and 4,238.38 is: 6,356.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.02 : 21,150.06 = 4,238.38 : x
  2. Step 2: Convert to fraction form
    14,102.02/21,150.06 = 4,238.38/x
  3. Step 3: Cross multiply
    14,102.02x = 21,150.06 × 4,238.38
  4. Step 4: Simplify right side
    14,102.02x = 89,641,991.30
  5. Step 5: Solve for x
    x = 89,641,991.30/14,102.02
  6. Step 6: Final answer
    x = 6,356.68

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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.