Home / 14,022.24-21,029.70-4,158.87

Finding the Fourth Proportional to 14,022.24, 21,029.70 and 4,158.87

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Solution

The fourth proportional to 14,022.24, 21,029.70 and 4,158.87 is: 6,237.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.24 : 21,029.70 = 4,158.87 : x
  2. Step 2: Convert to fraction form
    14,022.24/21,029.70 = 4,158.87/x
  3. Step 3: Cross multiply
    14,022.24x = 21,029.70 × 4,158.87
  4. Step 4: Simplify right side
    14,022.24x = 87,459,788.44
  5. Step 5: Solve for x
    x = 87,459,788.44/14,022.24
  6. Step 6: Final answer
    x = 6,237.22

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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.