Home / 14,489.02-19,995.96-8,202.34

Finding the Fourth Proportional to 14,489.02, 19,995.96 and 8,202.34

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Solution

The fourth proportional to 14,489.02, 19,995.96 and 8,202.34 is: 11,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489.02 : 19,995.96 = 8,202.34 : x
  2. Step 2: Convert to fraction form
    14,489.02/19,995.96 = 8,202.34/x
  3. Step 3: Cross multiply
    14,489.02x = 19,995.96 × 8,202.34
  4. Step 4: Simplify right side
    14,489.02x = 164,013,662.55
  5. Step 5: Solve for x
    x = 164,013,662.55/14,489.02
  6. Step 6: Final answer
    x = 11,319.86

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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.