Home / 28,686.96-43,161.66-17,008.38

Finding the Fourth Proportional to 28,686.96, 43,161.66 and 17,008.38

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Solution

The fourth proportional to 28,686.96, 43,161.66 and 17,008.38 is: 25,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,686.96 : 43,161.66 = 17,008.38 : x
  2. Step 2: Convert to fraction form
    28,686.96/43,161.66 = 17,008.38/x
  3. Step 3: Cross multiply
    28,686.96x = 43,161.66 × 17,008.38
  4. Step 4: Simplify right side
    28,686.96x = 734,109,914.71
  5. Step 5: Solve for x
    x = 734,109,914.71/28,686.96
  6. Step 6: Final answer
    x = 25,590.37

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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.