Home / 27,518.61-41,280.65-8,547.75

Finding the Fourth Proportional to 27,518.61, 41,280.65 and 8,547.75

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Solution

The fourth proportional to 27,518.61, 41,280.65 and 8,547.75 is: 12,822.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,518.61 : 41,280.65 = 8,547.75 : x
  2. Step 2: Convert to fraction form
    27,518.61/41,280.65 = 8,547.75/x
  3. Step 3: Cross multiply
    27,518.61x = 41,280.65 × 8,547.75
  4. Step 4: Simplify right side
    27,518.61x = 352,856,793.47
  5. Step 5: Solve for x
    x = 352,856,793.47/27,518.61
  6. Step 6: Final answer
    x = 12,822.48

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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.