Home / 19,514.07-29,245.58-7,835.49

Finding the Fourth Proportional to 19,514.07, 29,245.58 and 7,835.49

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Solution

The fourth proportional to 19,514.07, 29,245.58 and 7,835.49 is: 11,742.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.07 : 29,245.58 = 7,835.49 : x
  2. Step 2: Convert to fraction form
    19,514.07/29,245.58 = 7,835.49/x
  3. Step 3: Cross multiply
    19,514.07x = 29,245.58 × 7,835.49
  4. Step 4: Simplify right side
    19,514.07x = 229,153,449.63
  5. Step 5: Solve for x
    x = 229,153,449.63/19,514.07
  6. Step 6: Final answer
    x = 11,742.99

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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.