Home / 31,800.48-43,884.76-17,653.36

Finding the Fourth Proportional to 31,800.48, 43,884.76 and 17,653.36

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Solution

The fourth proportional to 31,800.48, 43,884.76 and 17,653.36 is: 24,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,800.48 : 43,884.76 = 17,653.36 : x
  2. Step 2: Convert to fraction form
    31,800.48/43,884.76 = 17,653.36/x
  3. Step 3: Cross multiply
    31,800.48x = 43,884.76 × 17,653.36
  4. Step 4: Simplify right side
    31,800.48x = 774,713,466.79
  5. Step 5: Solve for x
    x = 774,713,466.79/31,800.48
  6. Step 6: Final answer
    x = 24,361.69

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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.