Home / 14,011.08-19,335.44-7,723.68

Finding the Fourth Proportional to 14,011.08, 19,335.44 and 7,723.68

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Solution

The fourth proportional to 14,011.08, 19,335.44 and 7,723.68 is: 10,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011.08 : 19,335.44 = 7,723.68 : x
  2. Step 2: Convert to fraction form
    14,011.08/19,335.44 = 7,723.68/x
  3. Step 3: Cross multiply
    14,011.08x = 19,335.44 × 7,723.68
  4. Step 4: Simplify right side
    14,011.08x = 149,340,751.22
  5. Step 5: Solve for x
    x = 149,340,751.22/14,011.08
  6. Step 6: Final answer
    x = 10,658.76

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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.