Home / 31,296.01-43,188.20-16,955.51

Finding the Fourth Proportional to 31,296.01, 43,188.20 and 16,955.51

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Solution

The fourth proportional to 31,296.01, 43,188.20 and 16,955.51 is: 23,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,296.01 : 43,188.20 = 16,955.51 : x
  2. Step 2: Convert to fraction form
    31,296.01/43,188.20 = 16,955.51/x
  3. Step 3: Cross multiply
    31,296.01x = 43,188.20 × 16,955.51
  4. Step 4: Simplify right side
    31,296.01x = 732,277,956.98
  5. Step 5: Solve for x
    x = 732,277,956.98/31,296.01
  6. Step 6: Final answer
    x = 23,398.44

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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.