Home / 14,534.10-21,805.20-6,218.10

Finding the Fourth Proportional to 14,534.10, 21,805.20 and 6,218.10

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Solution

The fourth proportional to 14,534.10, 21,805.20 and 6,218.10 is: 9,328.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,534.10 : 21,805.20 = 6,218.10 : x
  2. Step 2: Convert to fraction form
    14,534.10/21,805.20 = 6,218.10/x
  3. Step 3: Cross multiply
    14,534.10x = 21,805.20 × 6,218.10
  4. Step 4: Simplify right side
    14,534.10x = 135,586,914.12
  5. Step 5: Solve for x
    x = 135,586,914.12/14,534.10
  6. Step 6: Final answer
    x = 9,328.88

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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.