Home / 27,076.40-37,365.52-15,139.96

Finding the Fourth Proportional to 27,076.40, 37,365.52 and 15,139.96

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Solution

The fourth proportional to 27,076.40, 37,365.52 and 15,139.96 is: 20,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.40 : 37,365.52 = 15,139.96 : x
  2. Step 2: Convert to fraction form
    27,076.40/37,365.52 = 15,139.96/x
  3. Step 3: Cross multiply
    27,076.40x = 37,365.52 × 15,139.96
  4. Step 4: Simplify right side
    27,076.40x = 565,712,478.18
  5. Step 5: Solve for x
    x = 565,712,478.18/27,076.40
  6. Step 6: Final answer
    x = 20,893.19

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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.