Home / 40,280.06-55,584.93-22,376.21

Finding the Fourth Proportional to 40,280.06, 55,584.93 and 22,376.21

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Solution

The fourth proportional to 40,280.06, 55,584.93 and 22,376.21 is: 30,878.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.06 : 55,584.93 = 22,376.21 : x
  2. Step 2: Convert to fraction form
    40,280.06/55,584.93 = 22,376.21/x
  3. Step 3: Cross multiply
    40,280.06x = 55,584.93 × 22,376.21
  4. Step 4: Simplify right side
    40,280.06x = 1,243,780,066.52
  5. Step 5: Solve for x
    x = 1,243,780,066.52/40,280.06
  6. Step 6: Final answer
    x = 30,878.31

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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.