Home / 14,158.58-21,237.81-4,297.85

Finding the Fourth Proportional to 14,158.58, 21,237.81 and 4,297.85

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Solution

The fourth proportional to 14,158.58, 21,237.81 and 4,297.85 is: 6,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,158.58 : 21,237.81 = 4,297.85 : x
  2. Step 2: Convert to fraction form
    14,158.58/21,237.81 = 4,297.85/x
  3. Step 3: Cross multiply
    14,158.58x = 21,237.81 × 4,297.85
  4. Step 4: Simplify right side
    14,158.58x = 91,276,815.52
  5. Step 5: Solve for x
    x = 91,276,815.52/14,158.58
  6. Step 6: Final answer
    x = 6,446.75

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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.