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Finding the Fourth Proportional to 12,701.04, 19,054.98 and 5,303.04

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Solution

The fourth proportional to 12,701.04, 19,054.98 and 5,303.04 is: 7,955.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701.04 : 19,054.98 = 5,303.04 : x
  2. Step 2: Convert to fraction form
    12,701.04/19,054.98 = 5,303.04/x
  3. Step 3: Cross multiply
    12,701.04x = 19,054.98 × 5,303.04
  4. Step 4: Simplify right side
    12,701.04x = 101,049,321.14
  5. Step 5: Solve for x
    x = 101,049,321.14/12,701.04
  6. Step 6: Final answer
    x = 7,955.99

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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.