Home / 27,076.32-37,367.40-15,140.16

Finding the Fourth Proportional to 27,076.32, 37,367.40 and 15,140.16

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Solution

The fourth proportional to 27,076.32, 37,367.40 and 15,140.16 is: 20,894.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,076.32 : 37,367.40 = 15,140.16 : x
  2. Step 2: Convert to fraction form
    27,076.32/37,367.40 = 15,140.16/x
  3. Step 3: Cross multiply
    27,076.32x = 37,367.40 × 15,140.16
  4. Step 4: Simplify right side
    27,076.32x = 565,748,414.78
  5. Step 5: Solve for x
    x = 565,748,414.78/27,076.32
  6. Step 6: Final answer
    x = 20,894.58

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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.