Home / 16,935.12-23,367.09-10,643.85

Finding the Fourth Proportional to 16,935.12, 23,367.09 and 10,643.85

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Solution

The fourth proportional to 16,935.12, 23,367.09 and 10,643.85 is: 14,686.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,935.12 : 23,367.09 = 10,643.85 : x
  2. Step 2: Convert to fraction form
    16,935.12/23,367.09 = 10,643.85/x
  3. Step 3: Cross multiply
    16,935.12x = 23,367.09 × 10,643.85
  4. Step 4: Simplify right side
    16,935.12x = 248,715,800.90
  5. Step 5: Solve for x
    x = 248,715,800.90/16,935.12
  6. Step 6: Final answer
    x = 14,686.39

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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.