Home / 27,392.86-37,801.17-17,189.39

Finding the Fourth Proportional to 27,392.86, 37,801.17 and 17,189.39

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Solution

The fourth proportional to 27,392.86, 37,801.17 and 17,189.39 is: 23,720.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,392.86 : 37,801.17 = 17,189.39 : x
  2. Step 2: Convert to fraction form
    27,392.86/37,801.17 = 17,189.39/x
  3. Step 3: Cross multiply
    27,392.86x = 37,801.17 × 17,189.39
  4. Step 4: Simplify right side
    27,392.86x = 649,779,053.59
  5. Step 5: Solve for x
    x = 649,779,053.59/27,392.86
  6. Step 6: Final answer
    x = 23,720.75

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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.