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Finding the Fourth Proportional to 45,880, 63,315.36 and 26,008

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Solution

The fourth proportional to 45,880, 63,315.36 and 26,008 is: 35,891.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,880 : 63,315.36 = 26,008 : x
  2. Step 2: Convert to fraction form
    45,880/63,315.36 = 26,008/x
  3. Step 3: Cross multiply
    45,880x = 63,315.36 × 26,008
  4. Step 4: Simplify right side
    45,880x = 1,646,705,882.88
  5. Step 5: Solve for x
    x = 1,646,705,882.88/45,880
  6. Step 6: Final answer
    x = 35,891.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.