Home / 27,247.05-40,870.31-16,145.74

Finding the Fourth Proportional to 27,247.05, 40,870.31 and 16,145.74

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Solution

The fourth proportional to 27,247.05, 40,870.31 and 16,145.74 is: 24,218.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.05 : 40,870.31 = 16,145.74 : x
  2. Step 2: Convert to fraction form
    27,247.05/40,870.31 = 16,145.74/x
  3. Step 3: Cross multiply
    27,247.05x = 40,870.31 × 16,145.74
  4. Step 4: Simplify right side
    27,247.05x = 659,881,369.34
  5. Step 5: Solve for x
    x = 659,881,369.34/27,247.05
  6. Step 6: Final answer
    x = 24,218.45

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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.