Home / 43,623.36-65,434.32-10,791.36

Finding the Fourth Proportional to 43,623.36, 65,434.32 and 10,791.36

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Solution

The fourth proportional to 43,623.36, 65,434.32 and 10,791.36 is: 16,186.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,623.36 : 65,434.32 = 10,791.36 : x
  2. Step 2: Convert to fraction form
    43,623.36/65,434.32 = 10,791.36/x
  3. Step 3: Cross multiply
    43,623.36x = 65,434.32 × 10,791.36
  4. Step 4: Simplify right side
    43,623.36x = 706,125,303.48
  5. Step 5: Solve for x
    x = 706,125,303.48/43,623.36
  6. Step 6: Final answer
    x = 16,186.86

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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.