Home / 31,022.51-46,534.64-11,315.79

Finding the Fourth Proportional to 31,022.51, 46,534.64 and 11,315.79

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Solution

The fourth proportional to 31,022.51, 46,534.64 and 11,315.79 is: 16,974.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,022.51 : 46,534.64 = 11,315.79 : x
  2. Step 2: Convert to fraction form
    31,022.51/46,534.64 = 11,315.79/x
  3. Step 3: Cross multiply
    31,022.51x = 46,534.64 × 11,315.79
  4. Step 4: Simplify right side
    31,022.51x = 526,576,157.39
  5. Step 5: Solve for x
    x = 526,576,157.39/31,022.51
  6. Step 6: Final answer
    x = 16,974.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.