Home / 14,839.79-20,476.31-8,550.95

Finding the Fourth Proportional to 14,839.79, 20,476.31 and 8,550.95

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Solution

The fourth proportional to 14,839.79, 20,476.31 and 8,550.95 is: 11,798.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,839.79 : 20,476.31 = 8,550.95 : x
  2. Step 2: Convert to fraction form
    14,839.79/20,476.31 = 8,550.95/x
  3. Step 3: Cross multiply
    14,839.79x = 20,476.31 × 8,550.95
  4. Step 4: Simplify right side
    14,839.79x = 175,091,757.86
  5. Step 5: Solve for x
    x = 175,091,757.86/14,839.79
  6. Step 6: Final answer
    x = 11,798.81

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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.