Home / 19,514.10-26,933.70-12,339.48

Finding the Fourth Proportional to 19,514.10, 26,933.70 and 12,339.48

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Solution

The fourth proportional to 19,514.10, 26,933.70 and 12,339.48 is: 17,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.10 : 26,933.70 = 12,339.48 : x
  2. Step 2: Convert to fraction form
    19,514.10/26,933.70 = 12,339.48/x
  3. Step 3: Cross multiply
    19,514.10x = 26,933.70 × 12,339.48
  4. Step 4: Simplify right side
    19,514.10x = 332,347,852.48
  5. Step 5: Solve for x
    x = 332,347,852.48/19,514.10
  6. Step 6: Final answer
    x = 17,031.16

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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.