Home / 14,829.75-20,464.46-8,864.72

Finding the Fourth Proportional to 14,829.75, 20,464.46 and 8,864.72

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Solution

The fourth proportional to 14,829.75, 20,464.46 and 8,864.72 is: 12,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,829.75 : 20,464.46 = 8,864.72 : x
  2. Step 2: Convert to fraction form
    14,829.75/20,464.46 = 8,864.72/x
  3. Step 3: Cross multiply
    14,829.75x = 20,464.46 × 8,864.72
  4. Step 4: Simplify right side
    14,829.75x = 181,411,561.21
  5. Step 5: Solve for x
    x = 181,411,561.21/14,829.75
  6. Step 6: Final answer
    x = 12,232.95

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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.