Home / 31,799.70-43,794.81-31,110.93

Finding the Fourth Proportional to 31,799.70, 43,794.81 and 31,110.93

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Solution

The fourth proportional to 31,799.70, 43,794.81 and 31,110.93 is: 42,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,799.70 : 43,794.81 = 31,110.93 : x
  2. Step 2: Convert to fraction form
    31,799.70/43,794.81 = 31,110.93/x
  3. Step 3: Cross multiply
    31,799.70x = 43,794.81 × 31,110.93
  4. Step 4: Simplify right side
    31,799.70x = 1,362,497,268.27
  5. Step 5: Solve for x
    x = 1,362,497,268.27/31,799.70
  6. Step 6: Final answer
    x = 42,846.23

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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.