Home / 14,829.90-20,467.08-8,861.52

Finding the Fourth Proportional to 14,829.90, 20,467.08 and 8,861.52

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Solution

The fourth proportional to 14,829.90, 20,467.08 and 8,861.52 is: 12,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,829.90 : 20,467.08 = 8,861.52 : x
  2. Step 2: Convert to fraction form
    14,829.90/20,467.08 = 8,861.52/x
  3. Step 3: Cross multiply
    14,829.90x = 20,467.08 × 8,861.52
  4. Step 4: Simplify right side
    14,829.90x = 181,369,438.76
  5. Step 5: Solve for x
    x = 181,369,438.76/14,829.90
  6. Step 6: Final answer
    x = 12,229.98

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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.