Home / 30,216.94-45,322.32-8,032.56

Finding the Fourth Proportional to 30,216.94, 45,322.32 and 8,032.56

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Solution

The fourth proportional to 30,216.94, 45,322.32 and 8,032.56 is: 12,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.94 : 45,322.32 = 8,032.56 : x
  2. Step 2: Convert to fraction form
    30,216.94/45,322.32 = 8,032.56/x
  3. Step 3: Cross multiply
    30,216.94x = 45,322.32 × 8,032.56
  4. Step 4: Simplify right side
    30,216.94x = 364,054,254.74
  5. Step 5: Solve for x
    x = 364,054,254.74/30,216.94
  6. Step 6: Final answer
    x = 12,048.02

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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.