Home / 13,873.53-19,146.65-8,495.94

Finding the Fourth Proportional to 13,873.53, 19,146.65 and 8,495.94

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Solution

The fourth proportional to 13,873.53, 19,146.65 and 8,495.94 is: 11,725.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,873.53 : 19,146.65 = 8,495.94 : x
  2. Step 2: Convert to fraction form
    13,873.53/19,146.65 = 8,495.94/x
  3. Step 3: Cross multiply
    13,873.53x = 19,146.65 × 8,495.94
  4. Step 4: Simplify right side
    13,873.53x = 162,668,747.12
  5. Step 5: Solve for x
    x = 162,668,747.12/13,873.53
  6. Step 6: Final answer
    x = 11,725.12

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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.