Home / 14,565.42-20,101.77-8,276.58

Finding the Fourth Proportional to 14,565.42, 20,101.77 and 8,276.58

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Solution

The fourth proportional to 14,565.42, 20,101.77 and 8,276.58 is: 11,422.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,565.42 : 20,101.77 = 8,276.58 : x
  2. Step 2: Convert to fraction form
    14,565.42/20,101.77 = 8,276.58/x
  3. Step 3: Cross multiply
    14,565.42x = 20,101.77 × 8,276.58
  4. Step 4: Simplify right side
    14,565.42x = 166,373,907.55
  5. Step 5: Solve for x
    x = 166,373,907.55/14,565.42
  6. Step 6: Final answer
    x = 11,422.53

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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.