Home / 40,564.35-55,980.99-22,659.75

Finding the Fourth Proportional to 40,564.35, 55,980.99 and 22,659.75

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Solution

The fourth proportional to 40,564.35, 55,980.99 and 22,659.75 is: 31,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,564.35 : 55,980.99 = 22,659.75 : x
  2. Step 2: Convert to fraction form
    40,564.35/55,980.99 = 22,659.75/x
  3. Step 3: Cross multiply
    40,564.35x = 55,980.99 × 22,659.75
  4. Step 4: Simplify right side
    40,564.35x = 1,268,515,238.15
  5. Step 5: Solve for x
    x = 1,268,515,238.15/40,564.35
  6. Step 6: Final answer
    x = 31,271.68

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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.