Home / 15,118.98-22,695.75-8,975.94

Finding the Fourth Proportional to 15,118.98, 22,695.75 and 8,975.94

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Solution

The fourth proportional to 15,118.98, 22,695.75 and 8,975.94 is: 13,474.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,118.98 : 22,695.75 = 8,975.94 : x
  2. Step 2: Convert to fraction form
    15,118.98/22,695.75 = 8,975.94/x
  3. Step 3: Cross multiply
    15,118.98x = 22,695.75 × 8,975.94
  4. Step 4: Simplify right side
    15,118.98x = 203,715,690.26
  5. Step 5: Solve for x
    x = 203,715,690.26/15,118.98
  6. Step 6: Final answer
    x = 13,474.17

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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.