Home / 26,883.15-36,975.42-21,566.31

Finding the Fourth Proportional to 26,883.15, 36,975.42 and 21,566.31

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Solution

The fourth proportional to 26,883.15, 36,975.42 and 21,566.31 is: 29,662.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,883.15 : 36,975.42 = 21,566.31 : x
  2. Step 2: Convert to fraction form
    26,883.15/36,975.42 = 21,566.31/x
  3. Step 3: Cross multiply
    26,883.15x = 36,975.42 × 21,566.31
  4. Step 4: Simplify right side
    26,883.15x = 797,423,370.10
  5. Step 5: Solve for x
    x = 797,423,370.10/26,883.15
  6. Step 6: Final answer
    x = 29,662.57

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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.