Home / 14,986.60-22,455.60-14,111.80

Finding the Fourth Proportional to 14,986.60, 22,455.60 and 14,111.80

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Solution

The fourth proportional to 14,986.60, 22,455.60 and 14,111.80 is: 21,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.60 : 22,455.60 = 14,111.80 : x
  2. Step 2: Convert to fraction form
    14,986.60/22,455.60 = 14,111.80/x
  3. Step 3: Cross multiply
    14,986.60x = 22,455.60 × 14,111.80
  4. Step 4: Simplify right side
    14,986.60x = 316,888,936.08
  5. Step 5: Solve for x
    x = 316,888,936.08/14,986.60
  6. Step 6: Final answer
    x = 21,144.82

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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.