Home / 40,317.75-55,635.86-22,412.09

Finding the Fourth Proportional to 40,317.75, 55,635.86 and 22,412.09

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Solution

The fourth proportional to 40,317.75, 55,635.86 and 22,412.09 is: 30,927.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.75 : 55,635.86 = 22,412.09 : x
  2. Step 2: Convert to fraction form
    40,317.75/55,635.86 = 22,412.09/x
  3. Step 3: Cross multiply
    40,317.75x = 55,635.86 × 22,412.09
  4. Step 4: Simplify right side
    40,317.75x = 1,246,916,096.67
  5. Step 5: Solve for x
    x = 1,246,916,096.67/40,317.75
  6. Step 6: Final answer
    x = 30,927.22

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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.