Home / 55,367.25-76,406.88-30,216.75

Finding the Fourth Proportional to 55,367.25, 76,406.88 and 30,216.75

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Solution

The fourth proportional to 55,367.25, 76,406.88 and 30,216.75 is: 41,699.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,367.25 : 76,406.88 = 30,216.75 : x
  2. Step 2: Convert to fraction form
    55,367.25/76,406.88 = 30,216.75/x
  3. Step 3: Cross multiply
    55,367.25x = 76,406.88 × 30,216.75
  4. Step 4: Simplify right side
    55,367.25x = 2,308,767,591.24
  5. Step 5: Solve for x
    x = 2,308,767,591.24/55,367.25
  6. Step 6: Final answer
    x = 41,699.16

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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.