Home / 27,077.22-37,366.26-15,140.40

Finding the Fourth Proportional to 27,077.22, 37,366.26 and 15,140.40

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Solution

The fourth proportional to 27,077.22, 37,366.26 and 15,140.40 is: 20,893.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,077.22 : 37,366.26 = 15,140.40 : x
  2. Step 2: Convert to fraction form
    27,077.22/37,366.26 = 15,140.40/x
  3. Step 3: Cross multiply
    27,077.22x = 37,366.26 × 15,140.40
  4. Step 4: Simplify right side
    27,077.22x = 565,740,122.90
  5. Step 5: Solve for x
    x = 565,740,122.90/27,077.22
  6. Step 6: Final answer
    x = 20,893.58

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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.