Home / 18,153.28-24,994.16-16,492.32

Finding the Fourth Proportional to 18,153.28, 24,994.16 and 16,492.32

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Solution

The fourth proportional to 18,153.28, 24,994.16 and 16,492.32 is: 22,707.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153.28 : 24,994.16 = 16,492.32 : x
  2. Step 2: Convert to fraction form
    18,153.28/24,994.16 = 16,492.32/x
  3. Step 3: Cross multiply
    18,153.28x = 24,994.16 × 16,492.32
  4. Step 4: Simplify right side
    18,153.28x = 412,211,684.85
  5. Step 5: Solve for x
    x = 412,211,684.85/18,153.28
  6. Step 6: Final answer
    x = 22,707.28

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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.