Home / 19,279.04-28,894.88-10,966

Finding the Fourth Proportional to 19,279.04, 28,894.88 and 10,966

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Solution

The fourth proportional to 19,279.04, 28,894.88 and 10,966 is: 16,435.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,279.04 : 28,894.88 = 10,966 : x
  2. Step 2: Convert to fraction form
    19,279.04/28,894.88 = 10,966/x
  3. Step 3: Cross multiply
    19,279.04x = 28,894.88 × 10,966
  4. Step 4: Simplify right side
    19,279.04x = 316,861,254.08
  5. Step 5: Solve for x
    x = 316,861,254.08/19,279.04
  6. Step 6: Final answer
    x = 16,435.53

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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.