Home / 20,962.46-28,925.00-12,464.42

Finding the Fourth Proportional to 20,962.46, 28,925.00 and 12,464.42

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Solution

The fourth proportional to 20,962.46, 28,925.00 and 12,464.42 is: 17,198.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,962.46 : 28,925.00 = 12,464.42 : x
  2. Step 2: Convert to fraction form
    20,962.46/28,925.00 = 12,464.42/x
  3. Step 3: Cross multiply
    20,962.46x = 28,925.00 × 12,464.42
  4. Step 4: Simplify right side
    20,962.46x = 360,533,188.29
  5. Step 5: Solve for x
    x = 360,533,188.29/20,962.46
  6. Step 6: Final answer
    x = 17,198.99

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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.