Home / 14,177.93-21,252.96-5,286.74

Finding the Fourth Proportional to 14,177.93, 21,252.96 and 5,286.74

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Solution

The fourth proportional to 14,177.93, 21,252.96 and 5,286.74 is: 7,924.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.93 : 21,252.96 = 5,286.74 : x
  2. Step 2: Convert to fraction form
    14,177.93/21,252.96 = 5,286.74/x
  3. Step 3: Cross multiply
    14,177.93x = 21,252.96 × 5,286.74
  4. Step 4: Simplify right side
    14,177.93x = 112,358,767.49
  5. Step 5: Solve for x
    x = 112,358,767.49/14,177.93
  6. Step 6: Final answer
    x = 7,924.91

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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.