Home / 12,877.24-19,283.19-10,791.76

Finding the Fourth Proportional to 12,877.24, 19,283.19 and 10,791.76

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Solution

The fourth proportional to 12,877.24, 19,283.19 and 10,791.76 is: 16,160.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,877.24 : 19,283.19 = 10,791.76 : x
  2. Step 2: Convert to fraction form
    12,877.24/19,283.19 = 10,791.76/x
  3. Step 3: Cross multiply
    12,877.24x = 19,283.19 × 10,791.76
  4. Step 4: Simplify right side
    12,877.24x = 208,099,558.51
  5. Step 5: Solve for x
    x = 208,099,558.51/12,877.24
  6. Step 6: Final answer
    x = 16,160.26

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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.