Home / 28,402.01-39,164.01-19,333.25

Finding the Fourth Proportional to 28,402.01, 39,164.01 and 19,333.25

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Solution

The fourth proportional to 28,402.01, 39,164.01 and 19,333.25 is: 26,658.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,402.01 : 39,164.01 = 19,333.25 : x
  2. Step 2: Convert to fraction form
    28,402.01/39,164.01 = 19,333.25/x
  3. Step 3: Cross multiply
    28,402.01x = 39,164.01 × 19,333.25
  4. Step 4: Simplify right side
    28,402.01x = 757,167,596.33
  5. Step 5: Solve for x
    x = 757,167,596.33/28,402.01
  6. Step 6: Final answer
    x = 26,658.94

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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.