Home / 14,101.04-21,146.70-4,739.60

Finding the Fourth Proportional to 14,101.04, 21,146.70 and 4,739.60

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Solution

The fourth proportional to 14,101.04, 21,146.70 and 4,739.60 is: 7,107.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,101.04 : 21,146.70 = 4,739.60 : x
  2. Step 2: Convert to fraction form
    14,101.04/21,146.70 = 4,739.60/x
  3. Step 3: Cross multiply
    14,101.04x = 21,146.70 × 4,739.60
  4. Step 4: Simplify right side
    14,101.04x = 100,226,899.32
  5. Step 5: Solve for x
    x = 100,226,899.32/14,101.04
  6. Step 6: Final answer
    x = 7,107.77

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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.