Home / 27,006.76-40,519.86-9,479.32

Finding the Fourth Proportional to 27,006.76, 40,519.86 and 9,479.32

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Solution

The fourth proportional to 27,006.76, 40,519.86 and 9,479.32 is: 14,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,006.76 : 40,519.86 = 9,479.32 : x
  2. Step 2: Convert to fraction form
    27,006.76/40,519.86 = 9,479.32/x
  3. Step 3: Cross multiply
    27,006.76x = 40,519.86 × 9,479.32
  4. Step 4: Simplify right side
    27,006.76x = 384,100,719.30
  5. Step 5: Solve for x
    x = 384,100,719.30/27,006.76
  6. Step 6: Final answer
    x = 14,222.39

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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.