Home / 27,680.72-41,520.06-15,206.58

Finding the Fourth Proportional to 27,680.72, 41,520.06 and 15,206.58

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Solution

The fourth proportional to 27,680.72, 41,520.06 and 15,206.58 is: 22,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,680.72 : 41,520.06 = 15,206.58 : x
  2. Step 2: Convert to fraction form
    27,680.72/41,520.06 = 15,206.58/x
  3. Step 3: Cross multiply
    27,680.72x = 41,520.06 × 15,206.58
  4. Step 4: Simplify right side
    27,680.72x = 631,378,113.99
  5. Step 5: Solve for x
    x = 631,378,113.99/27,680.72
  6. Step 6: Final answer
    x = 22,809.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.