Home / 19,773.04-27,286.14-10,819.95

Finding the Fourth Proportional to 19,773.04, 27,286.14 and 10,819.95

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Solution

The fourth proportional to 19,773.04, 27,286.14 and 10,819.95 is: 14,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.04 : 27,286.14 = 10,819.95 : x
  2. Step 2: Convert to fraction form
    19,773.04/27,286.14 = 10,819.95/x
  3. Step 3: Cross multiply
    19,773.04x = 27,286.14 × 10,819.95
  4. Step 4: Simplify right side
    19,773.04x = 295,234,479.96
  5. Step 5: Solve for x
    x = 295,234,479.96/19,773.04
  6. Step 6: Final answer
    x = 14,931.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.