Home / 19,010.97-28,520.25-5,862.84

Finding the Fourth Proportional to 19,010.97, 28,520.25 and 5,862.84

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Solution

The fourth proportional to 19,010.97, 28,520.25 and 5,862.84 is: 8,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.97 : 28,520.25 = 5,862.84 : x
  2. Step 2: Convert to fraction form
    19,010.97/28,520.25 = 5,862.84/x
  3. Step 3: Cross multiply
    19,010.97x = 28,520.25 × 5,862.84
  4. Step 4: Simplify right side
    19,010.97x = 167,209,662.51
  5. Step 5: Solve for x
    x = 167,209,662.51/19,010.97
  6. Step 6: Final answer
    x = 8,795.43

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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.