Home / 19,272.97-28,895.40-13,017.46

Finding the Fourth Proportional to 19,272.97, 28,895.40 and 13,017.46

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Solution

The fourth proportional to 19,272.97, 28,895.40 and 13,017.46 is: 19,516.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,272.97 : 28,895.40 = 13,017.46 : x
  2. Step 2: Convert to fraction form
    19,272.97/28,895.40 = 13,017.46/x
  3. Step 3: Cross multiply
    19,272.97x = 28,895.40 × 13,017.46
  4. Step 4: Simplify right side
    19,272.97x = 376,144,713.68
  5. Step 5: Solve for x
    x = 376,144,713.68/19,272.97
  6. Step 6: Final answer
    x = 19,516.70

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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.