Home / 19,201.34-28,814.16-7,514.25

Finding the Fourth Proportional to 19,201.34, 28,814.16 and 7,514.25

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Solution

The fourth proportional to 19,201.34, 28,814.16 and 7,514.25 is: 11,276.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.34 : 28,814.16 = 7,514.25 : x
  2. Step 2: Convert to fraction form
    19,201.34/28,814.16 = 7,514.25/x
  3. Step 3: Cross multiply
    19,201.34x = 28,814.16 × 7,514.25
  4. Step 4: Simplify right side
    19,201.34x = 216,516,801.78
  5. Step 5: Solve for x
    x = 216,516,801.78/19,201.34
  6. Step 6: Final answer
    x = 11,276.13

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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.