Home / 23,455.85-32,369.12-12,700.83

Finding the Fourth Proportional to 23,455.85, 32,369.12 and 12,700.83

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Solution

The fourth proportional to 23,455.85, 32,369.12 and 12,700.83 is: 17,527.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,455.85 : 32,369.12 = 12,700.83 : x
  2. Step 2: Convert to fraction form
    23,455.85/32,369.12 = 12,700.83/x
  3. Step 3: Cross multiply
    23,455.85x = 32,369.12 × 12,700.83
  4. Step 4: Simplify right side
    23,455.85x = 411,114,795.88
  5. Step 5: Solve for x
    x = 411,114,795.88/23,455.85
  6. Step 6: Final answer
    x = 17,527.18

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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.