Home / 14,147.73-19,518.57-8,767.71

Finding the Fourth Proportional to 14,147.73, 19,518.57 and 8,767.71

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Solution

The fourth proportional to 14,147.73, 19,518.57 and 8,767.71 is: 12,096.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,147.73 : 19,518.57 = 8,767.71 : x
  2. Step 2: Convert to fraction form
    14,147.73/19,518.57 = 8,767.71/x
  3. Step 3: Cross multiply
    14,147.73x = 19,518.57 × 8,767.71
  4. Step 4: Simplify right side
    14,147.73x = 171,133,161.37
  5. Step 5: Solve for x
    x = 171,133,161.37/14,147.73
  6. Step 6: Final answer
    x = 12,096.16

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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.