Home / 14,133.04-21,185.69-7,898.33

Finding the Fourth Proportional to 14,133.04, 21,185.69 and 7,898.33

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Solution

The fourth proportional to 14,133.04, 21,185.69 and 7,898.33 is: 11,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,133.04 : 21,185.69 = 7,898.33 : x
  2. Step 2: Convert to fraction form
    14,133.04/21,185.69 = 7,898.33/x
  3. Step 3: Cross multiply
    14,133.04x = 21,185.69 × 7,898.33
  4. Step 4: Simplify right side
    14,133.04x = 167,331,584.37
  5. Step 5: Solve for x
    x = 167,331,584.37/14,133.04
  6. Step 6: Final answer
    x = 11,839.75

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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.