Home / 27,131.76-40,697.25-16,460.66

Finding the Fourth Proportional to 27,131.76, 40,697.25 and 16,460.66

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Solution

The fourth proportional to 27,131.76, 40,697.25 and 16,460.66 is: 24,690.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,131.76 : 40,697.25 = 16,460.66 : x
  2. Step 2: Convert to fraction form
    27,131.76/40,697.25 = 16,460.66/x
  3. Step 3: Cross multiply
    27,131.76x = 40,697.25 × 16,460.66
  4. Step 4: Simplify right side
    27,131.76x = 669,903,595.19
  5. Step 5: Solve for x
    x = 669,903,595.19/27,131.76
  6. Step 6: Final answer
    x = 24,690.75

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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.