Home / 30,216.64-45,324.97-11,492.35

Finding the Fourth Proportional to 30,216.64, 45,324.97 and 11,492.35

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Solution

The fourth proportional to 30,216.64, 45,324.97 and 11,492.35 is: 17,238.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,216.64 : 45,324.97 = 11,492.35 : x
  2. Step 2: Convert to fraction form
    30,216.64/45,324.97 = 11,492.35/x
  3. Step 3: Cross multiply
    30,216.64x = 45,324.97 × 11,492.35
  4. Step 4: Simplify right side
    30,216.64x = 520,890,276.94
  5. Step 5: Solve for x
    x = 520,890,276.94/30,216.64
  6. Step 6: Final answer
    x = 17,238.53

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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.