Home / 14,739.58-20,320.23-10,760.86

Finding the Fourth Proportional to 14,739.58, 20,320.23 and 10,760.86

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Solution

The fourth proportional to 14,739.58, 20,320.23 and 10,760.86 is: 14,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.58 : 20,320.23 = 10,760.86 : x
  2. Step 2: Convert to fraction form
    14,739.58/20,320.23 = 10,760.86/x
  3. Step 3: Cross multiply
    14,739.58x = 20,320.23 × 10,760.86
  4. Step 4: Simplify right side
    14,739.58x = 218,663,150.20
  5. Step 5: Solve for x
    x = 218,663,150.20/14,739.58
  6. Step 6: Final answer
    x = 14,835.10

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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.