Home / 18,830.44-28,227.30-8,967.08

Finding the Fourth Proportional to 18,830.44, 28,227.30 and 8,967.08

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Solution

The fourth proportional to 18,830.44, 28,227.30 and 8,967.08 is: 13,441.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,830.44 : 28,227.30 = 8,967.08 : x
  2. Step 2: Convert to fraction form
    18,830.44/28,227.30 = 8,967.08/x
  3. Step 3: Cross multiply
    18,830.44x = 28,227.30 × 8,967.08
  4. Step 4: Simplify right side
    18,830.44x = 253,116,457.28
  5. Step 5: Solve for x
    x = 253,116,457.28/18,830.44
  6. Step 6: Final answer
    x = 13,441.88

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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.