Home / 14,732.32-20,330.21-8,017.80

Finding the Fourth Proportional to 14,732.32, 20,330.21 and 8,017.80

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Solution

The fourth proportional to 14,732.32, 20,330.21 and 8,017.80 is: 11,064.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,732.32 : 20,330.21 = 8,017.80 : x
  2. Step 2: Convert to fraction form
    14,732.32/20,330.21 = 8,017.80/x
  3. Step 3: Cross multiply
    14,732.32x = 20,330.21 × 8,017.80
  4. Step 4: Simplify right side
    14,732.32x = 163,003,654.02
  5. Step 5: Solve for x
    x = 163,003,654.02/14,732.32
  6. Step 6: Final answer
    x = 11,064.36

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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.