Home / 53,286.07-73,534.78-29,412.75

Finding the Fourth Proportional to 53,286.07, 73,534.78 and 29,412.75

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Solution

The fourth proportional to 53,286.07, 73,534.78 and 29,412.75 is: 40,589.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.07 : 73,534.78 = 29,412.75 : x
  2. Step 2: Convert to fraction form
    53,286.07/73,534.78 = 29,412.75/x
  3. Step 3: Cross multiply
    53,286.07x = 73,534.78 × 29,412.75
  4. Step 4: Simplify right side
    53,286.07x = 2,162,860,100.45
  5. Step 5: Solve for x
    x = 2,162,860,100.45/53,286.07
  6. Step 6: Final answer
    x = 40,589.60

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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.