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Finding the Fourth Proportional to 16,751.82, 25,127.93 and 5,065.54

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Solution

The fourth proportional to 16,751.82, 25,127.93 and 5,065.54 is: 7,598.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,751.82 : 25,127.93 = 5,065.54 : x
  2. Step 2: Convert to fraction form
    16,751.82/25,127.93 = 5,065.54/x
  3. Step 3: Cross multiply
    16,751.82x = 25,127.93 × 5,065.54
  4. Step 4: Simplify right side
    16,751.82x = 127,286,534.53
  5. Step 5: Solve for x
    x = 127,286,534.53/16,751.82
  6. Step 6: Final answer
    x = 7,598.37

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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.