Home / 19,042.67-28,567.52-6,391.18

Finding the Fourth Proportional to 19,042.67, 28,567.52 and 6,391.18

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Solution

The fourth proportional to 19,042.67, 28,567.52 and 6,391.18 is: 9,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,042.67 : 28,567.52 = 6,391.18 : x
  2. Step 2: Convert to fraction form
    19,042.67/28,567.52 = 6,391.18/x
  3. Step 3: Cross multiply
    19,042.67x = 28,567.52 × 6,391.18
  4. Step 4: Simplify right side
    19,042.67x = 182,580,162.47
  5. Step 5: Solve for x
    x = 182,580,162.47/19,042.67
  6. Step 6: Final answer
    x = 9,587.95

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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.