Home / 18,832.81-28,204.67-16,354.16

Finding the Fourth Proportional to 18,832.81, 28,204.67 and 16,354.16

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Solution

The fourth proportional to 18,832.81, 28,204.67 and 16,354.16 is: 24,492.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.81 : 28,204.67 = 16,354.16 : x
  2. Step 2: Convert to fraction form
    18,832.81/28,204.67 = 16,354.16/x
  3. Step 3: Cross multiply
    18,832.81x = 28,204.67 × 16,354.16
  4. Step 4: Simplify right side
    18,832.81x = 461,263,685.93
  5. Step 5: Solve for x
    x = 461,263,685.93/18,832.81
  6. Step 6: Final answer
    x = 24,492.56

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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.