Home / 19,063.59-28,595.80-13,418.19

Finding the Fourth Proportional to 19,063.59, 28,595.80 and 13,418.19

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Solution

The fourth proportional to 19,063.59, 28,595.80 and 13,418.19 is: 20,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,063.59 : 28,595.80 = 13,418.19 : x
  2. Step 2: Convert to fraction form
    19,063.59/28,595.80 = 13,418.19/x
  3. Step 3: Cross multiply
    19,063.59x = 28,595.80 × 13,418.19
  4. Step 4: Simplify right side
    19,063.59x = 383,703,894.37
  5. Step 5: Solve for x
    x = 383,703,894.37/19,063.59
  6. Step 6: Final answer
    x = 20,127.58

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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.