Home / 38,662.08-53,370-26,103.84

Finding the Fourth Proportional to 38,662.08, 53,370 and 26,103.84

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Solution

The fourth proportional to 38,662.08, 53,370 and 26,103.84 is: 36,034.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,662.08 : 53,370 = 26,103.84 : x
  2. Step 2: Convert to fraction form
    38,662.08/53,370 = 26,103.84/x
  3. Step 3: Cross multiply
    38,662.08x = 53,370 × 26,103.84
  4. Step 4: Simplify right side
    38,662.08x = 1,393,161,940.80
  5. Step 5: Solve for x
    x = 1,393,161,940.80/38,662.08
  6. Step 6: Final answer
    x = 36,034.32

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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.