Home / 14,323.94-21,518.85-10,174.04

Finding the Fourth Proportional to 14,323.94, 21,518.85 and 10,174.04

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Solution

The fourth proportional to 14,323.94, 21,518.85 and 10,174.04 is: 15,284.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.94 : 21,518.85 = 10,174.04 : x
  2. Step 2: Convert to fraction form
    14,323.94/21,518.85 = 10,174.04/x
  3. Step 3: Cross multiply
    14,323.94x = 21,518.85 × 10,174.04
  4. Step 4: Simplify right side
    14,323.94x = 218,933,640.65
  5. Step 5: Solve for x
    x = 218,933,640.65/14,323.94
  6. Step 6: Final answer
    x = 15,284.46

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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.