Home / 31,286.72-46,695.09-27,051.28

Finding the Fourth Proportional to 31,286.72, 46,695.09 and 27,051.28

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Solution

The fourth proportional to 31,286.72, 46,695.09 and 27,051.28 is: 40,373.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,286.72 : 46,695.09 = 27,051.28 : x
  2. Step 2: Convert to fraction form
    31,286.72/46,695.09 = 27,051.28/x
  3. Step 3: Cross multiply
    31,286.72x = 46,695.09 × 27,051.28
  4. Step 4: Simplify right side
    31,286.72x = 1,263,161,954.22
  5. Step 5: Solve for x
    x = 1,263,161,954.22/31,286.72
  6. Step 6: Final answer
    x = 40,373.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.