Home / 12,210.43-16,849.50-6,832.16

Finding the Fourth Proportional to 12,210.43, 16,849.50 and 6,832.16

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Solution

The fourth proportional to 12,210.43, 16,849.50 and 6,832.16 is: 9,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,210.43 : 16,849.50 = 6,832.16 : x
  2. Step 2: Convert to fraction form
    12,210.43/16,849.50 = 6,832.16/x
  3. Step 3: Cross multiply
    12,210.43x = 16,849.50 × 6,832.16
  4. Step 4: Simplify right side
    12,210.43x = 115,118,361.51
  5. Step 5: Solve for x
    x = 115,118,361.51/12,210.43
  6. Step 6: Final answer
    x = 9,427.87

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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.