Home / 31,800.48-43,884.56-17,653.92

Finding the Fourth Proportional to 31,800.48, 43,884.56 and 17,653.92

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Solution

The fourth proportional to 31,800.48, 43,884.56 and 17,653.92 is: 24,362.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,800.48 : 43,884.56 = 17,653.92 : x
  2. Step 2: Convert to fraction form
    31,800.48/43,884.56 = 17,653.92/x
  3. Step 3: Cross multiply
    31,800.48x = 43,884.56 × 17,653.92
  4. Step 4: Simplify right side
    31,800.48x = 774,734,511.48
  5. Step 5: Solve for x
    x = 774,734,511.48/31,800.48
  6. Step 6: Final answer
    x = 24,362.35

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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.