Home / 19,646.58-29,424.31-11,305.91

Finding the Fourth Proportional to 19,646.58, 29,424.31 and 11,305.91

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Solution

The fourth proportional to 19,646.58, 29,424.31 and 11,305.91 is: 16,932.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.58 : 29,424.31 = 11,305.91 : x
  2. Step 2: Convert to fraction form
    19,646.58/29,424.31 = 11,305.91/x
  3. Step 3: Cross multiply
    19,646.58x = 29,424.31 × 11,305.91
  4. Step 4: Simplify right side
    19,646.58x = 332,668,600.67
  5. Step 5: Solve for x
    x = 332,668,600.67/19,646.58
  6. Step 6: Final answer
    x = 16,932.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.