Home / 27,541.55-38,005.85-15,604.63

Finding the Fourth Proportional to 27,541.55, 38,005.85 and 15,604.63

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Solution

The fourth proportional to 27,541.55, 38,005.85 and 15,604.63 is: 21,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,541.55 : 38,005.85 = 15,604.63 : x
  2. Step 2: Convert to fraction form
    27,541.55/38,005.85 = 15,604.63/x
  3. Step 3: Cross multiply
    27,541.55x = 38,005.85 × 15,604.63
  4. Step 4: Simplify right side
    27,541.55x = 593,067,171.08
  5. Step 5: Solve for x
    x = 593,067,171.08/27,541.55
  6. Step 6: Final answer
    x = 21,533.54

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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.