Home / 30,252.42-45,350.96-12,723.48

Finding the Fourth Proportional to 30,252.42, 45,350.96 and 12,723.48

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Solution

The fourth proportional to 30,252.42, 45,350.96 and 12,723.48 is: 19,073.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,252.42 : 45,350.96 = 12,723.48 : x
  2. Step 2: Convert to fraction form
    30,252.42/45,350.96 = 12,723.48/x
  3. Step 3: Cross multiply
    30,252.42x = 45,350.96 × 12,723.48
  4. Step 4: Simplify right side
    30,252.42x = 577,021,968.92
  5. Step 5: Solve for x
    x = 577,021,968.92/30,252.42
  6. Step 6: Final answer
    x = 19,073.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.