Home / 31,869.27-43,980.39-17,723.01

Finding the Fourth Proportional to 31,869.27, 43,980.39 and 17,723.01

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Solution

The fourth proportional to 31,869.27, 43,980.39 and 17,723.01 is: 24,458.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,869.27 : 43,980.39 = 17,723.01 : x
  2. Step 2: Convert to fraction form
    31,869.27/43,980.39 = 17,723.01/x
  3. Step 3: Cross multiply
    31,869.27x = 43,980.39 × 17,723.01
  4. Step 4: Simplify right side
    31,869.27x = 779,464,891.77
  5. Step 5: Solve for x
    x = 779,464,891.77/31,869.27
  6. Step 6: Final answer
    x = 24,458.20

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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.