Home / 27,180.63-40,777.08-9,650.46

Finding the Fourth Proportional to 27,180.63, 40,777.08 and 9,650.46

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Solution

The fourth proportional to 27,180.63, 40,777.08 and 9,650.46 is: 14,477.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,180.63 : 40,777.08 = 9,650.46 : x
  2. Step 2: Convert to fraction form
    27,180.63/40,777.08 = 9,650.46/x
  3. Step 3: Cross multiply
    27,180.63x = 40,777.08 × 9,650.46
  4. Step 4: Simplify right side
    27,180.63x = 393,517,579.46
  5. Step 5: Solve for x
    x = 393,517,579.46/27,180.63
  6. Step 6: Final answer
    x = 14,477.87

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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.