Home / 18,828.16-28,186.76-16,492.73

Finding the Fourth Proportional to 18,828.16, 28,186.76 and 16,492.73

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Solution

The fourth proportional to 18,828.16, 28,186.76 and 16,492.73 is: 24,690.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828.16 : 28,186.76 = 16,492.73 : x
  2. Step 2: Convert to fraction form
    18,828.16/28,186.76 = 16,492.73/x
  3. Step 3: Cross multiply
    18,828.16x = 28,186.76 × 16,492.73
  4. Step 4: Simplify right side
    18,828.16x = 464,876,522.55
  5. Step 5: Solve for x
    x = 464,876,522.55/18,828.16
  6. Step 6: Final answer
    x = 24,690.49

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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.