Home / 19,514.70-26,929.71-11,017.13

Finding the Fourth Proportional to 19,514.70, 26,929.71 and 11,017.13

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Solution

The fourth proportional to 19,514.70, 26,929.71 and 11,017.13 is: 15,203.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.70 : 26,929.71 = 11,017.13 : x
  2. Step 2: Convert to fraction form
    19,514.70/26,929.71 = 11,017.13/x
  3. Step 3: Cross multiply
    19,514.70x = 26,929.71 × 11,017.13
  4. Step 4: Simplify right side
    19,514.70x = 296,687,981.28
  5. Step 5: Solve for x
    x = 296,687,981.28/19,514.70
  6. Step 6: Final answer
    x = 15,203.31

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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.