Home / 16,277.88-22,465.14-9,904.93

Finding the Fourth Proportional to 16,277.88, 22,465.14 and 9,904.93

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Solution

The fourth proportional to 16,277.88, 22,465.14 and 9,904.93 is: 13,669.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,277.88 : 22,465.14 = 9,904.93 : x
  2. Step 2: Convert to fraction form
    16,277.88/22,465.14 = 9,904.93/x
  3. Step 3: Cross multiply
    16,277.88x = 22,465.14 × 9,904.93
  4. Step 4: Simplify right side
    16,277.88x = 222,515,639.14
  5. Step 5: Solve for x
    x = 222,515,639.14/16,277.88
  6. Step 6: Final answer
    x = 13,669.82

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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.