Home / 14,546.01-20,080.80-9,855.30

Finding the Fourth Proportional to 14,546.01, 20,080.80 and 9,855.30

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Solution

The fourth proportional to 14,546.01, 20,080.80 and 9,855.30 is: 13,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,546.01 : 20,080.80 = 9,855.30 : x
  2. Step 2: Convert to fraction form
    14,546.01/20,080.80 = 9,855.30/x
  3. Step 3: Cross multiply
    14,546.01x = 20,080.80 × 9,855.30
  4. Step 4: Simplify right side
    14,546.01x = 197,902,308.24
  5. Step 5: Solve for x
    x = 197,902,308.24/14,546.01
  6. Step 6: Final answer
    x = 13,605.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.