Home / 27,191.34-37,520.51-15,254.64

Finding the Fourth Proportional to 27,191.34, 37,520.51 and 15,254.64

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Solution

The fourth proportional to 27,191.34, 37,520.51 and 15,254.64 is: 21,049.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.34 : 37,520.51 = 15,254.64 : x
  2. Step 2: Convert to fraction form
    27,191.34/37,520.51 = 15,254.64/x
  3. Step 3: Cross multiply
    27,191.34x = 37,520.51 × 15,254.64
  4. Step 4: Simplify right side
    27,191.34x = 572,361,796.39
  5. Step 5: Solve for x
    x = 572,361,796.39/27,191.34
  6. Step 6: Final answer
    x = 21,049.41

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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.