Home / 19,290.46-28,920.11-17,733.50

Finding the Fourth Proportional to 19,290.46, 28,920.11 and 17,733.50

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Solution

The fourth proportional to 19,290.46, 28,920.11 and 17,733.50 is: 26,585.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,290.46 : 28,920.11 = 17,733.50 : x
  2. Step 2: Convert to fraction form
    19,290.46/28,920.11 = 17,733.50/x
  3. Step 3: Cross multiply
    19,290.46x = 28,920.11 × 17,733.50
  4. Step 4: Simplify right side
    19,290.46x = 512,854,770.69
  5. Step 5: Solve for x
    x = 512,854,770.69/19,290.46
  6. Step 6: Final answer
    x = 26,585.93

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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.