Home / 16,274.93-22,455.75-9,904.85

Finding the Fourth Proportional to 16,274.93, 22,455.75 and 9,904.85

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Solution

The fourth proportional to 16,274.93, 22,455.75 and 9,904.85 is: 13,666.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,274.93 : 22,455.75 = 9,904.85 : x
  2. Step 2: Convert to fraction form
    16,274.93/22,455.75 = 9,904.85/x
  3. Step 3: Cross multiply
    16,274.93x = 22,455.75 × 9,904.85
  4. Step 4: Simplify right side
    16,274.93x = 222,420,723.11
  5. Step 5: Solve for x
    x = 222,420,723.11/16,274.93
  6. Step 6: Final answer
    x = 13,666.47

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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.