Home / 14,652.66-20,215.38-8,908.14

Finding the Fourth Proportional to 14,652.66, 20,215.38 and 8,908.14

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Solution

The fourth proportional to 14,652.66, 20,215.38 and 8,908.14 is: 12,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652.66 : 20,215.38 = 8,908.14 : x
  2. Step 2: Convert to fraction form
    14,652.66/20,215.38 = 8,908.14/x
  3. Step 3: Cross multiply
    14,652.66x = 20,215.38 × 8,908.14
  4. Step 4: Simplify right side
    14,652.66x = 180,081,435.19
  5. Step 5: Solve for x
    x = 180,081,435.19/14,652.66
  6. Step 6: Final answer
    x = 12,290.02

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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.