Home / 31,228.14-46,840.77-11,505.36

Finding the Fourth Proportional to 31,228.14, 46,840.77 and 11,505.36

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Solution

The fourth proportional to 31,228.14, 46,840.77 and 11,505.36 is: 17,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,228.14 : 46,840.77 = 11,505.36 : x
  2. Step 2: Convert to fraction form
    31,228.14/46,840.77 = 11,505.36/x
  3. Step 3: Cross multiply
    31,228.14x = 46,840.77 × 11,505.36
  4. Step 4: Simplify right side
    31,228.14x = 538,919,921.53
  5. Step 5: Solve for x
    x = 538,919,921.53/31,228.14
  6. Step 6: Final answer
    x = 17,257.51

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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.