Home / 11,935.77-16,416.59-9,572.73

Finding the Fourth Proportional to 11,935.77, 16,416.59 and 9,572.73

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Solution

The fourth proportional to 11,935.77, 16,416.59 and 9,572.73 is: 13,166.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,935.77 : 16,416.59 = 9,572.73 : x
  2. Step 2: Convert to fraction form
    11,935.77/16,416.59 = 9,572.73/x
  3. Step 3: Cross multiply
    11,935.77x = 16,416.59 × 9,572.73
  4. Step 4: Simplify right side
    11,935.77x = 157,151,535.73
  5. Step 5: Solve for x
    x = 157,151,535.73/11,935.77
  6. Step 6: Final answer
    x = 13,166.43

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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.