Home / 30,733.44-42,412.32-17,485.44

Finding the Fourth Proportional to 30,733.44, 42,412.32 and 17,485.44

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Solution

The fourth proportional to 30,733.44, 42,412.32 and 17,485.44 is: 24,130.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733.44 : 42,412.32 = 17,485.44 : x
  2. Step 2: Convert to fraction form
    30,733.44/42,412.32 = 17,485.44/x
  3. Step 3: Cross multiply
    30,733.44x = 42,412.32 × 17,485.44
  4. Step 4: Simplify right side
    30,733.44x = 741,598,076.62
  5. Step 5: Solve for x
    x = 741,598,076.62/30,733.44
  6. Step 6: Final answer
    x = 24,130.01

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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.