Home / 18,243.29-27,364.93-14,089.36

Finding the Fourth Proportional to 18,243.29, 27,364.93 and 14,089.36

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Solution

The fourth proportional to 18,243.29, 27,364.93 and 14,089.36 is: 21,134.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,243.29 : 27,364.93 = 14,089.36 : x
  2. Step 2: Convert to fraction form
    18,243.29/27,364.93 = 14,089.36/x
  3. Step 3: Cross multiply
    18,243.29x = 27,364.93 × 14,089.36
  4. Step 4: Simplify right side
    18,243.29x = 385,554,274.45
  5. Step 5: Solve for x
    x = 385,554,274.45/18,243.29
  6. Step 6: Final answer
    x = 21,134.03

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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.