Home / 16,687.26-25,035.88-9,665.64

Finding the Fourth Proportional to 16,687.26, 25,035.88 and 9,665.64

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Solution

The fourth proportional to 16,687.26, 25,035.88 and 9,665.64 is: 14,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.26 : 25,035.88 = 9,665.64 : x
  2. Step 2: Convert to fraction form
    16,687.26/25,035.88 = 9,665.64/x
  3. Step 3: Cross multiply
    16,687.26x = 25,035.88 × 9,665.64
  4. Step 4: Simplify right side
    16,687.26x = 241,987,803.16
  5. Step 5: Solve for x
    x = 241,987,803.16/16,687.26
  6. Step 6: Final answer
    x = 14,501.35

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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.