Home / 14,475.03-19,976.50-8,102.17

Finding the Fourth Proportional to 14,475.03, 19,976.50 and 8,102.17

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Solution

The fourth proportional to 14,475.03, 19,976.50 and 8,102.17 is: 11,181.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,475.03 : 19,976.50 = 8,102.17 : x
  2. Step 2: Convert to fraction form
    14,475.03/19,976.50 = 8,102.17/x
  3. Step 3: Cross multiply
    14,475.03x = 19,976.50 × 8,102.17
  4. Step 4: Simplify right side
    14,475.03x = 161,852,999.01
  5. Step 5: Solve for x
    x = 161,852,999.01/14,475.03
  6. Step 6: Final answer
    x = 11,181.53

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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.