Home / 19,919.52-27,458.73-16,376.58

Finding the Fourth Proportional to 19,919.52, 27,458.73 and 16,376.58

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Solution

The fourth proportional to 19,919.52, 27,458.73 and 16,376.58 is: 22,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,919.52 : 27,458.73 = 16,376.58 : x
  2. Step 2: Convert to fraction form
    19,919.52/27,458.73 = 16,376.58/x
  3. Step 3: Cross multiply
    19,919.52x = 27,458.73 × 16,376.58
  4. Step 4: Simplify right side
    19,919.52x = 449,680,088.54
  5. Step 5: Solve for x
    x = 449,680,088.54/19,919.52
  6. Step 6: Final answer
    x = 22,574.85

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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.