Home / 22,303.22-30,762.32-18,940.74

Finding the Fourth Proportional to 22,303.22, 30,762.32 and 18,940.74

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Solution

The fourth proportional to 22,303.22, 30,762.32 and 18,940.74 is: 26,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.22 : 30,762.32 = 18,940.74 : x
  2. Step 2: Convert to fraction form
    22,303.22/30,762.32 = 18,940.74/x
  3. Step 3: Cross multiply
    22,303.22x = 30,762.32 × 18,940.74
  4. Step 4: Simplify right side
    22,303.22x = 582,661,104.92
  5. Step 5: Solve for x
    x = 582,661,104.92/22,303.22
  6. Step 6: Final answer
    x = 26,124.53

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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.