Home / 13,948.08-19,237.04-12,265.92

Finding the Fourth Proportional to 13,948.08, 19,237.04 and 12,265.92

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Solution

The fourth proportional to 13,948.08, 19,237.04 and 12,265.92 is: 16,917.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,948.08 : 19,237.04 = 12,265.92 : x
  2. Step 2: Convert to fraction form
    13,948.08/19,237.04 = 12,265.92/x
  3. Step 3: Cross multiply
    13,948.08x = 19,237.04 × 12,265.92
  4. Step 4: Simplify right side
    13,948.08x = 235,959,993.68
  5. Step 5: Solve for x
    x = 235,959,993.68/13,948.08
  6. Step 6: Final answer
    x = 16,917.02

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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.