Home / 19,514.95-26,930.05-11,017.38

Finding the Fourth Proportional to 19,514.95, 26,930.05 and 11,017.38

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Solution

The fourth proportional to 19,514.95, 26,930.05 and 11,017.38 is: 15,203.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.95 : 26,930.05 = 11,017.38 : x
  2. Step 2: Convert to fraction form
    19,514.95/26,930.05 = 11,017.38/x
  3. Step 3: Cross multiply
    19,514.95x = 26,930.05 × 11,017.38
  4. Step 4: Simplify right side
    19,514.95x = 296,698,594.27
  5. Step 5: Solve for x
    x = 296,698,594.27/19,514.95
  6. Step 6: Final answer
    x = 15,203.66

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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.