Home / 31,303.71-43,199.03-16,963.94

Finding the Fourth Proportional to 31,303.71, 43,199.03 and 16,963.94

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Solution

The fourth proportional to 31,303.71, 43,199.03 and 16,963.94 is: 23,410.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,303.71 : 43,199.03 = 16,963.94 : x
  2. Step 2: Convert to fraction form
    31,303.71/43,199.03 = 16,963.94/x
  3. Step 3: Cross multiply
    31,303.71x = 43,199.03 × 16,963.94
  4. Step 4: Simplify right side
    31,303.71x = 732,825,579.39
  5. Step 5: Solve for x
    x = 732,825,579.39/31,303.71
  6. Step 6: Final answer
    x = 23,410.18

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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.