Home / 23,185.77-31,996.80-14,228.79

Finding the Fourth Proportional to 23,185.77, 31,996.80 and 14,228.79

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Solution

The fourth proportional to 23,185.77, 31,996.80 and 14,228.79 is: 19,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.77 : 31,996.80 = 14,228.79 : x
  2. Step 2: Convert to fraction form
    23,185.77/31,996.80 = 14,228.79/x
  3. Step 3: Cross multiply
    23,185.77x = 31,996.80 × 14,228.79
  4. Step 4: Simplify right side
    23,185.77x = 455,275,747.87
  5. Step 5: Solve for x
    x = 455,275,747.87/23,185.77
  6. Step 6: Final answer
    x = 19,636.00

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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.