Home / 27,184.63-40,776.40-15,472.75

Finding the Fourth Proportional to 27,184.63, 40,776.40 and 15,472.75

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Solution

The fourth proportional to 27,184.63, 40,776.40 and 15,472.75 is: 23,208.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,184.63 : 40,776.40 = 15,472.75 : x
  2. Step 2: Convert to fraction form
    27,184.63/40,776.40 = 15,472.75/x
  3. Step 3: Cross multiply
    27,184.63x = 40,776.40 × 15,472.75
  4. Step 4: Simplify right side
    27,184.63x = 630,923,043.10
  5. Step 5: Solve for x
    x = 630,923,043.10/27,184.63
  6. Step 6: Final answer
    x = 23,208.81

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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.