Home / 27,574.50-38,059.56-15,644.82

Finding the Fourth Proportional to 27,574.50, 38,059.56 and 15,644.82

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Solution

The fourth proportional to 27,574.50, 38,059.56 and 15,644.82 is: 21,593.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,574.50 : 38,059.56 = 15,644.82 : x
  2. Step 2: Convert to fraction form
    27,574.50/38,059.56 = 15,644.82/x
  3. Step 3: Cross multiply
    27,574.50x = 38,059.56 × 15,644.82
  4. Step 4: Simplify right side
    27,574.50x = 595,434,965.48
  5. Step 5: Solve for x
    x = 595,434,965.48/27,574.50
  6. Step 6: Final answer
    x = 21,593.68

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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.