Home / 27,160.57-40,730.86-9,386.74

Finding the Fourth Proportional to 27,160.57, 40,730.86 and 9,386.74

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Solution

The fourth proportional to 27,160.57, 40,730.86 and 9,386.74 is: 14,076.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,160.57 : 40,730.86 = 9,386.74 : x
  2. Step 2: Convert to fraction form
    27,160.57/40,730.86 = 9,386.74/x
  3. Step 3: Cross multiply
    27,160.57x = 40,730.86 × 9,386.74
  4. Step 4: Simplify right side
    27,160.57x = 382,329,992.80
  5. Step 5: Solve for x
    x = 382,329,992.80/27,160.57
  6. Step 6: Final answer
    x = 14,076.66

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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.