Home / 27,114.48-37,416.15-15,177.69

Finding the Fourth Proportional to 27,114.48, 37,416.15 and 15,177.69

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Solution

The fourth proportional to 27,114.48, 37,416.15 and 15,177.69 is: 20,944.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,114.48 : 37,416.15 = 15,177.69 : x
  2. Step 2: Convert to fraction form
    27,114.48/37,416.15 = 15,177.69/x
  3. Step 3: Cross multiply
    27,114.48x = 37,416.15 × 15,177.69
  4. Step 4: Simplify right side
    27,114.48x = 567,890,725.69
  5. Step 5: Solve for x
    x = 567,890,725.69/27,114.48
  6. Step 6: Final answer
    x = 20,944.19

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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.