Home / 14,550.49-20,074.41-9,517.58

Finding the Fourth Proportional to 14,550.49, 20,074.41 and 9,517.58

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Solution

The fourth proportional to 14,550.49, 20,074.41 and 9,517.58 is: 13,130.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,550.49 : 20,074.41 = 9,517.58 : x
  2. Step 2: Convert to fraction form
    14,550.49/20,074.41 = 9,517.58/x
  3. Step 3: Cross multiply
    14,550.49x = 20,074.41 × 9,517.58
  4. Step 4: Simplify right side
    14,550.49x = 191,059,803.13
  5. Step 5: Solve for x
    x = 191,059,803.13/14,550.49
  6. Step 6: Final answer
    x = 13,130.82

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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.