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Finding the Fourth Proportional to 35,159.69, 48,519.41 and 20,052.01

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Solution

The fourth proportional to 35,159.69, 48,519.41 and 20,052.01 is: 27,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,159.69 : 48,519.41 = 20,052.01 : x
  2. Step 2: Convert to fraction form
    35,159.69/48,519.41 = 20,052.01/x
  3. Step 3: Cross multiply
    35,159.69x = 48,519.41 × 20,052.01
  4. Step 4: Simplify right side
    35,159.69x = 972,911,381.98
  5. Step 5: Solve for x
    x = 972,911,381.98/35,159.69
  6. Step 6: Final answer
    x = 27,671.22

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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.