Home / 28,055.23-42,098.33-11,426.97

Finding the Fourth Proportional to 28,055.23, 42,098.33 and 11,426.97

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Solution

The fourth proportional to 28,055.23, 42,098.33 and 11,426.97 is: 17,146.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,055.23 : 42,098.33 = 11,426.97 : x
  2. Step 2: Convert to fraction form
    28,055.23/42,098.33 = 11,426.97/x
  3. Step 3: Cross multiply
    28,055.23x = 42,098.33 × 11,426.97
  4. Step 4: Simplify right side
    28,055.23x = 481,056,185.19
  5. Step 5: Solve for x
    x = 481,056,185.19/28,055.23
  6. Step 6: Final answer
    x = 17,146.76

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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.