Home / 19,272.48-28,894.64-13,016.96

Finding the Fourth Proportional to 19,272.48, 28,894.64 and 13,016.96

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Solution

The fourth proportional to 19,272.48, 28,894.64 and 13,016.96 is: 19,515.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.48 : 28,894.64 = 13,016.96 : x
  2. Step 2: Convert to fraction form
    19,272.48/28,894.64 = 13,016.96/x
  3. Step 3: Cross multiply
    19,272.48x = 28,894.64 × 13,016.96
  4. Step 4: Simplify right side
    19,272.48x = 376,120,373.09
  5. Step 5: Solve for x
    x = 376,120,373.09/19,272.48
  6. Step 6: Final answer
    x = 19,515.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.