Home / 14,106.21-21,117.77-10,424.85

Finding the Fourth Proportional to 14,106.21, 21,117.77 and 10,424.85

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Solution

The fourth proportional to 14,106.21, 21,117.77 and 10,424.85 is: 15,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,106.21 : 21,117.77 = 10,424.85 : x
  2. Step 2: Convert to fraction form
    14,106.21/21,117.77 = 10,424.85/x
  3. Step 3: Cross multiply
    14,106.21x = 21,117.77 × 10,424.85
  4. Step 4: Simplify right side
    14,106.21x = 220,149,584.58
  5. Step 5: Solve for x
    x = 220,149,584.58/14,106.21
  6. Step 6: Final answer
    x = 15,606.57

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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.