Home / 14,864.66-20,513.22-8,577.04

Finding the Fourth Proportional to 14,864.66, 20,513.22 and 8,577.04

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Solution

The fourth proportional to 14,864.66, 20,513.22 and 8,577.04 is: 11,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,864.66 : 20,513.22 = 8,577.04 : x
  2. Step 2: Convert to fraction form
    14,864.66/20,513.22 = 8,577.04/x
  3. Step 3: Cross multiply
    14,864.66x = 20,513.22 × 8,577.04
  4. Step 4: Simplify right side
    14,864.66x = 175,942,605.90
  5. Step 5: Solve for x
    x = 175,942,605.90/14,864.66
  6. Step 6: Final answer
    x = 11,836.30

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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.