Home / 14,986.40-22,461.60-6,216.80

Finding the Fourth Proportional to 14,986.40, 22,461.60 and 6,216.80

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Solution

The fourth proportional to 14,986.40, 22,461.60 and 6,216.80 is: 9,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.40 : 22,461.60 = 6,216.80 : x
  2. Step 2: Convert to fraction form
    14,986.40/22,461.60 = 6,216.80/x
  3. Step 3: Cross multiply
    14,986.40x = 22,461.60 × 6,216.80
  4. Step 4: Simplify right side
    14,986.40x = 139,639,274.88
  5. Step 5: Solve for x
    x = 139,639,274.88/14,986.40
  6. Step 6: Final answer
    x = 9,317.73

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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.