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Finding the Fourth Proportional to 14,577, 20,113.02 and 8,608.92

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Solution

The fourth proportional to 14,577, 20,113.02 and 8,608.92 is: 11,878.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577 : 20,113.02 = 8,608.92 : x
  2. Step 2: Convert to fraction form
    14,577/20,113.02 = 8,608.92/x
  3. Step 3: Cross multiply
    14,577x = 20,113.02 × 8,608.92
  4. Step 4: Simplify right side
    14,577x = 173,151,380.14
  5. Step 5: Solve for x
    x = 173,151,380.14/14,577
  6. Step 6: Final answer
    x = 11,878.40

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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.