Home / 27,018.97-40,528.59-8,298.79

Finding the Fourth Proportional to 27,018.97, 40,528.59 and 8,298.79

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Solution

The fourth proportional to 27,018.97, 40,528.59 and 8,298.79 is: 12,448.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.97 : 40,528.59 = 8,298.79 : x
  2. Step 2: Convert to fraction form
    27,018.97/40,528.59 = 8,298.79/x
  3. Step 3: Cross multiply
    27,018.97x = 40,528.59 × 8,298.79
  4. Step 4: Simplify right side
    27,018.97x = 336,338,257.41
  5. Step 5: Solve for x
    x = 336,338,257.41/27,018.97
  6. Step 6: Final answer
    x = 12,448.23

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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.