Home / 40,246.07-55,539.16-22,340.61

Finding the Fourth Proportional to 40,246.07, 55,539.16 and 22,340.61

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Solution

The fourth proportional to 40,246.07, 55,539.16 and 22,340.61 is: 30,829.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,246.07 : 55,539.16 = 22,340.61 : x
  2. Step 2: Convert to fraction form
    40,246.07/55,539.16 = 22,340.61/x
  3. Step 3: Cross multiply
    40,246.07x = 55,539.16 × 22,340.61
  4. Step 4: Simplify right side
    40,246.07x = 1,240,778,657.44
  5. Step 5: Solve for x
    x = 1,240,778,657.44/40,246.07
  6. Step 6: Final answer
    x = 30,829.81

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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.