Home / 18,845.04-28,264.68-11,352.72

Finding the Fourth Proportional to 18,845.04, 28,264.68 and 11,352.72

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Solution

The fourth proportional to 18,845.04, 28,264.68 and 11,352.72 is: 17,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,845.04 : 28,264.68 = 11,352.72 : x
  2. Step 2: Convert to fraction form
    18,845.04/28,264.68 = 11,352.72/x
  3. Step 3: Cross multiply
    18,845.04x = 28,264.68 × 11,352.72
  4. Step 4: Simplify right side
    18,845.04x = 320,880,997.93
  5. Step 5: Solve for x
    x = 320,880,997.93/18,845.04
  6. Step 6: Final answer
    x = 17,027.35

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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.