Home / 27,276.04-40,929.84-11,479.84

Finding the Fourth Proportional to 27,276.04, 40,929.84 and 11,479.84

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Solution

The fourth proportional to 27,276.04, 40,929.84 and 11,479.84 is: 17,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,276.04 : 40,929.84 = 11,479.84 : x
  2. Step 2: Convert to fraction form
    27,276.04/40,929.84 = 11,479.84/x
  3. Step 3: Cross multiply
    27,276.04x = 40,929.84 × 11,479.84
  4. Step 4: Simplify right side
    27,276.04x = 469,868,014.43
  5. Step 5: Solve for x
    x = 469,868,014.43/27,276.04
  6. Step 6: Final answer
    x = 17,226.40

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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.