Home / 27,113.36-37,416.64-15,177.80

Finding the Fourth Proportional to 27,113.36, 37,416.64 and 15,177.80

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Solution

The fourth proportional to 27,113.36, 37,416.64 and 15,177.80 is: 20,945.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,113.36 : 37,416.64 = 15,177.80 : x
  2. Step 2: Convert to fraction form
    27,113.36/37,416.64 = 15,177.80/x
  3. Step 3: Cross multiply
    27,113.36x = 37,416.64 × 15,177.80
  4. Step 4: Simplify right side
    27,113.36x = 567,902,278.59
  5. Step 5: Solve for x
    x = 567,902,278.59/27,113.36
  6. Step 6: Final answer
    x = 20,945.48

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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.