Home / 18,554.42-27,830.64-6,072.86

Finding the Fourth Proportional to 18,554.42, 27,830.64 and 6,072.86

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Solution

The fourth proportional to 18,554.42, 27,830.64 and 6,072.86 is: 9,108.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.42 : 27,830.64 = 6,072.86 : x
  2. Step 2: Convert to fraction form
    18,554.42/27,830.64 = 6,072.86/x
  3. Step 3: Cross multiply
    18,554.42x = 27,830.64 × 6,072.86
  4. Step 4: Simplify right side
    18,554.42x = 169,011,580.43
  5. Step 5: Solve for x
    x = 169,011,580.43/18,554.42
  6. Step 6: Final answer
    x = 9,108.97

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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.