Home / 19,500.04-26,910.06-11,003.96

Finding the Fourth Proportional to 19,500.04, 26,910.06 and 11,003.96

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Solution

The fourth proportional to 19,500.04, 26,910.06 and 11,003.96 is: 15,185.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,500.04 : 26,910.06 = 11,003.96 : x
  2. Step 2: Convert to fraction form
    19,500.04/26,910.06 = 11,003.96/x
  3. Step 3: Cross multiply
    19,500.04x = 26,910.06 × 11,003.96
  4. Step 4: Simplify right side
    19,500.04x = 296,117,343.29
  5. Step 5: Solve for x
    x = 296,117,343.29/19,500.04
  6. Step 6: Final answer
    x = 15,185.47

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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.