Home / 53,185.48-73,396.80-29,311.80

Finding the Fourth Proportional to 53,185.48, 73,396.80 and 29,311.80

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Solution

The fourth proportional to 53,185.48, 73,396.80 and 29,311.80 is: 40,450.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.48 : 73,396.80 = 29,311.80 : x
  2. Step 2: Convert to fraction form
    53,185.48/73,396.80 = 29,311.80/x
  3. Step 3: Cross multiply
    53,185.48x = 73,396.80 × 29,311.80
  4. Step 4: Simplify right side
    53,185.48x = 2,151,392,322.24
  5. Step 5: Solve for x
    x = 2,151,392,322.24/53,185.48
  6. Step 6: Final answer
    x = 40,450.75

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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.