Home / 14,836.74-20,468.18-8,865.42

Finding the Fourth Proportional to 14,836.74, 20,468.18 and 8,865.42

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Solution

The fourth proportional to 14,836.74, 20,468.18 and 8,865.42 is: 12,230.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,836.74 : 20,468.18 = 8,865.42 : x
  2. Step 2: Convert to fraction form
    14,836.74/20,468.18 = 8,865.42/x
  3. Step 3: Cross multiply
    14,836.74x = 20,468.18 × 8,865.42
  4. Step 4: Simplify right side
    14,836.74x = 181,459,012.34
  5. Step 5: Solve for x
    x = 181,459,012.34/14,836.74
  6. Step 6: Final answer
    x = 12,230.38

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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.