Home / 27,581.82-38,069.71-15,652.35

Finding the Fourth Proportional to 27,581.82, 38,069.71 and 15,652.35

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Solution

The fourth proportional to 27,581.82, 38,069.71 and 15,652.35 is: 21,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.82 : 38,069.71 = 15,652.35 : x
  2. Step 2: Convert to fraction form
    27,581.82/38,069.71 = 15,652.35/x
  3. Step 3: Cross multiply
    27,581.82x = 38,069.71 × 15,652.35
  4. Step 4: Simplify right side
    27,581.82x = 595,880,234.97
  5. Step 5: Solve for x
    x = 595,880,234.97/27,581.82
  6. Step 6: Final answer
    x = 21,604.09

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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.