Home / 40,817.28-56,327.04-22,912.32

Finding the Fourth Proportional to 40,817.28, 56,327.04 and 22,912.32

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Solution

The fourth proportional to 40,817.28, 56,327.04 and 22,912.32 is: 31,618.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,817.28 : 56,327.04 = 22,912.32 : x
  2. Step 2: Convert to fraction form
    40,817.28/56,327.04 = 22,912.32/x
  3. Step 3: Cross multiply
    40,817.28x = 56,327.04 × 22,912.32
  4. Step 4: Simplify right side
    40,817.28x = 1,290,583,165.13
  5. Step 5: Solve for x
    x = 1,290,583,165.13/40,817.28
  6. Step 6: Final answer
    x = 31,618.55

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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.