Home / 14,685.39-20,250.94-12,567.95

Finding the Fourth Proportional to 14,685.39, 20,250.94 and 12,567.95

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Solution

The fourth proportional to 14,685.39, 20,250.94 and 12,567.95 is: 17,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,685.39 : 20,250.94 = 12,567.95 : x
  2. Step 2: Convert to fraction form
    14,685.39/20,250.94 = 12,567.95/x
  3. Step 3: Cross multiply
    14,685.39x = 20,250.94 × 12,567.95
  4. Step 4: Simplify right side
    14,685.39x = 254,512,801.37
  5. Step 5: Solve for x
    x = 254,512,801.37/14,685.39
  6. Step 6: Final answer
    x = 17,331.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.