Home / 12,314.81-18,476.77-8,832.62

Finding the Fourth Proportional to 12,314.81, 18,476.77 and 8,832.62

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Solution

The fourth proportional to 12,314.81, 18,476.77 and 8,832.62 is: 13,252.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,314.81 : 18,476.77 = 8,832.62 : x
  2. Step 2: Convert to fraction form
    12,314.81/18,476.77 = 8,832.62/x
  3. Step 3: Cross multiply
    12,314.81x = 18,476.77 × 8,832.62
  4. Step 4: Simplify right side
    12,314.81x = 163,198,288.24
  5. Step 5: Solve for x
    x = 163,198,288.24/12,314.81
  6. Step 6: Final answer
    x = 13,252.20

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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.