Home / 14,697.27-20,288.45-9,923.69

Finding the Fourth Proportional to 14,697.27, 20,288.45 and 9,923.69

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Solution

The fourth proportional to 14,697.27, 20,288.45 and 9,923.69 is: 13,698.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,697.27 : 20,288.45 = 9,923.69 : x
  2. Step 2: Convert to fraction form
    14,697.27/20,288.45 = 9,923.69/x
  3. Step 3: Cross multiply
    14,697.27x = 20,288.45 × 9,923.69
  4. Step 4: Simplify right side
    14,697.27x = 201,336,137.32
  5. Step 5: Solve for x
    x = 201,336,137.32/14,697.27
  6. Step 6: Final answer
    x = 13,698.88

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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.