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Finding the Fourth Proportional to 35,287.62, 48,696.90 and 19,373.08

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Solution

The fourth proportional to 35,287.62, 48,696.90 and 19,373.08 is: 26,734.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,287.62 : 48,696.90 = 19,373.08 : x
  2. Step 2: Convert to fraction form
    35,287.62/48,696.90 = 19,373.08/x
  3. Step 3: Cross multiply
    35,287.62x = 48,696.90 × 19,373.08
  4. Step 4: Simplify right side
    35,287.62x = 943,408,939.45
  5. Step 5: Solve for x
    x = 943,408,939.45/35,287.62
  6. Step 6: Final answer
    x = 26,734.84

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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.