Home / 14,427.36-21,624.50-6,619.77

Finding the Fourth Proportional to 14,427.36, 21,624.50 and 6,619.77

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Solution

The fourth proportional to 14,427.36, 21,624.50 and 6,619.77 is: 9,922.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,427.36 : 21,624.50 = 6,619.77 : x
  2. Step 2: Convert to fraction form
    14,427.36/21,624.50 = 6,619.77/x
  3. Step 3: Cross multiply
    14,427.36x = 21,624.50 × 6,619.77
  4. Step 4: Simplify right side
    14,427.36x = 143,149,232.91
  5. Step 5: Solve for x
    x = 143,149,232.91/14,427.36
  6. Step 6: Final answer
    x = 9,922.07

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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.