Home / 14,937.55-20,620.20-10,633.42

Finding the Fourth Proportional to 14,937.55, 20,620.20 and 10,633.42

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Solution

The fourth proportional to 14,937.55, 20,620.20 and 10,633.42 is: 14,678.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,937.55 : 20,620.20 = 10,633.42 : x
  2. Step 2: Convert to fraction form
    14,937.55/20,620.20 = 10,633.42/x
  3. Step 3: Cross multiply
    14,937.55x = 20,620.20 × 10,633.42
  4. Step 4: Simplify right side
    14,937.55x = 219,263,247.08
  5. Step 5: Solve for x
    x = 219,263,247.08/14,937.55
  6. Step 6: Final answer
    x = 14,678.66

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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.