Home / 31,630.36-43,653.06-27,168.84

Finding the Fourth Proportional to 31,630.36, 43,653.06 and 27,168.84

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Solution

The fourth proportional to 31,630.36, 43,653.06 and 27,168.84 is: 37,495.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,630.36 : 43,653.06 = 27,168.84 : x
  2. Step 2: Convert to fraction form
    31,630.36/43,653.06 = 27,168.84/x
  3. Step 3: Cross multiply
    31,630.36x = 43,653.06 × 27,168.84
  4. Step 4: Simplify right side
    31,630.36x = 1,186,003,002.65
  5. Step 5: Solve for x
    x = 1,186,003,002.65/31,630.36
  6. Step 6: Final answer
    x = 37,495.72

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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.