Home / 27,091.96-37,387.90-15,155.26

Finding the Fourth Proportional to 27,091.96, 37,387.90 and 15,155.26

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Solution

The fourth proportional to 27,091.96, 37,387.90 and 15,155.26 is: 20,914.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,091.96 : 37,387.90 = 15,155.26 : x
  2. Step 2: Convert to fraction form
    27,091.96/37,387.90 = 15,155.26/x
  3. Step 3: Cross multiply
    27,091.96x = 37,387.90 × 15,155.26
  4. Step 4: Simplify right side
    27,091.96x = 566,623,345.35
  5. Step 5: Solve for x
    x = 566,623,345.35/27,091.96
  6. Step 6: Final answer
    x = 20,914.82

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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.