Home / 17,955.14-24,768.18-14,945.45

Finding the Fourth Proportional to 17,955.14, 24,768.18 and 14,945.45

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Solution

The fourth proportional to 17,955.14, 24,768.18 and 14,945.45 is: 20,616.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,955.14 : 24,768.18 = 14,945.45 : x
  2. Step 2: Convert to fraction form
    17,955.14/24,768.18 = 14,945.45/x
  3. Step 3: Cross multiply
    17,955.14x = 24,768.18 × 14,945.45
  4. Step 4: Simplify right side
    17,955.14x = 370,171,471.94
  5. Step 5: Solve for x
    x = 370,171,471.94/17,955.14
  6. Step 6: Final answer
    x = 20,616.47

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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.