Home / 14,422-19,904.52-8,836.24

Finding the Fourth Proportional to 14,422, 19,904.52 and 8,836.24

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Solution

The fourth proportional to 14,422, 19,904.52 and 8,836.24 is: 12,195.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,422 : 19,904.52 = 8,836.24 : x
  2. Step 2: Convert to fraction form
    14,422/19,904.52 = 8,836.24/x
  3. Step 3: Cross multiply
    14,422x = 19,904.52 × 8,836.24
  4. Step 4: Simplify right side
    14,422x = 175,881,115.80
  5. Step 5: Solve for x
    x = 175,881,115.80/14,422
  6. Step 6: Final answer
    x = 12,195.33

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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.