Home / 14,558.12-21,838.63-5,790.98

Finding the Fourth Proportional to 14,558.12, 21,838.63 and 5,790.98

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Solution

The fourth proportional to 14,558.12, 21,838.63 and 5,790.98 is: 8,687.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.12 : 21,838.63 = 5,790.98 : x
  2. Step 2: Convert to fraction form
    14,558.12/21,838.63 = 5,790.98/x
  3. Step 3: Cross multiply
    14,558.12x = 21,838.63 × 5,790.98
  4. Step 4: Simplify right side
    14,558.12x = 126,467,109.68
  5. Step 5: Solve for x
    x = 126,467,109.68/14,558.12
  6. Step 6: Final answer
    x = 8,687.05

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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.