Home / 30,941.44-42,695.63-17,327.58

Finding the Fourth Proportional to 30,941.44, 42,695.63 and 17,327.58

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Solution

The fourth proportional to 30,941.44, 42,695.63 and 17,327.58 is: 23,910.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.44 : 42,695.63 = 17,327.58 : x
  2. Step 2: Convert to fraction form
    30,941.44/42,695.63 = 17,327.58/x
  3. Step 3: Cross multiply
    30,941.44x = 42,695.63 × 17,327.58
  4. Step 4: Simplify right side
    30,941.44x = 739,811,987.79
  5. Step 5: Solve for x
    x = 739,811,987.79/30,941.44
  6. Step 6: Final answer
    x = 23,910.07

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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.