Home / 42,151.06-63,213.09-23,440.06

Finding the Fourth Proportional to 42,151.06, 63,213.09 and 23,440.06

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Solution

The fourth proportional to 42,151.06, 63,213.09 and 23,440.06 is: 35,152.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,151.06 : 63,213.09 = 23,440.06 : x
  2. Step 2: Convert to fraction form
    42,151.06/63,213.09 = 23,440.06/x
  3. Step 3: Cross multiply
    42,151.06x = 63,213.09 × 23,440.06
  4. Step 4: Simplify right side
    42,151.06x = 1,481,718,622.39
  5. Step 5: Solve for x
    x = 1,481,718,622.39/42,151.06
  6. Step 6: Final answer
    x = 35,152.58

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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.