Home / 14,300.64-19,749.15-11,791.26

Finding the Fourth Proportional to 14,300.64, 19,749.15 and 11,791.26

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Solution

The fourth proportional to 14,300.64, 19,749.15 and 11,791.26 is: 16,283.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,300.64 : 19,749.15 = 11,791.26 : x
  2. Step 2: Convert to fraction form
    14,300.64/19,749.15 = 11,791.26/x
  3. Step 3: Cross multiply
    14,300.64x = 19,749.15 × 11,791.26
  4. Step 4: Simplify right side
    14,300.64x = 232,867,362.43
  5. Step 5: Solve for x
    x = 232,867,362.43/14,300.64
  6. Step 6: Final answer
    x = 16,283.70

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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.