Home / 20,133.93-27,776.86-11,634.48

Finding the Fourth Proportional to 20,133.93, 27,776.86 and 11,634.48

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Solution

The fourth proportional to 20,133.93, 27,776.86 and 11,634.48 is: 16,050.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,133.93 : 27,776.86 = 11,634.48 : x
  2. Step 2: Convert to fraction form
    20,133.93/27,776.86 = 11,634.48/x
  3. Step 3: Cross multiply
    20,133.93x = 27,776.86 × 11,634.48
  4. Step 4: Simplify right side
    20,133.93x = 323,169,263.96
  5. Step 5: Solve for x
    x = 323,169,263.96/20,133.93
  6. Step 6: Final answer
    x = 16,050.98

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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.