Home / 15,898.26-21,937.98-9,186.03

Finding the Fourth Proportional to 15,898.26, 21,937.98 and 9,186.03

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Solution

The fourth proportional to 15,898.26, 21,937.98 and 9,186.03 is: 12,675.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898.26 : 21,937.98 = 9,186.03 : x
  2. Step 2: Convert to fraction form
    15,898.26/21,937.98 = 9,186.03/x
  3. Step 3: Cross multiply
    15,898.26x = 21,937.98 × 9,186.03
  4. Step 4: Simplify right side
    15,898.26x = 201,522,942.42
  5. Step 5: Solve for x
    x = 201,522,942.42/15,898.26
  6. Step 6: Final answer
    x = 12,675.79

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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.