Home / 30,862.19-46,283.74-11,138.25

Finding the Fourth Proportional to 30,862.19, 46,283.74 and 11,138.25

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Solution

The fourth proportional to 30,862.19, 46,283.74 and 11,138.25 is: 16,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.19 : 46,283.74 = 11,138.25 : x
  2. Step 2: Convert to fraction form
    30,862.19/46,283.74 = 11,138.25/x
  3. Step 3: Cross multiply
    30,862.19x = 46,283.74 × 11,138.25
  4. Step 4: Simplify right side
    30,862.19x = 515,519,811.36
  5. Step 5: Solve for x
    x = 515,519,811.36/30,862.19
  6. Step 6: Final answer
    x = 16,703.93

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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.