Home / 16,690.36-25,060.14-9,309.24

Finding the Fourth Proportional to 16,690.36, 25,060.14 and 9,309.24

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Solution

The fourth proportional to 16,690.36, 25,060.14 and 9,309.24 is: 13,977.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,690.36 : 25,060.14 = 9,309.24 : x
  2. Step 2: Convert to fraction form
    16,690.36/25,060.14 = 9,309.24/x
  3. Step 3: Cross multiply
    16,690.36x = 25,060.14 × 9,309.24
  4. Step 4: Simplify right side
    16,690.36x = 233,290,857.69
  5. Step 5: Solve for x
    x = 233,290,857.69/16,690.36
  6. Step 6: Final answer
    x = 13,977.58

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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.