Home / 35,186.98-52,788.38-11,812.82

Finding the Fourth Proportional to 35,186.98, 52,788.38 and 11,812.82

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Solution

The fourth proportional to 35,186.98, 52,788.38 and 11,812.82 is: 17,721.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,186.98 : 52,788.38 = 11,812.82 : x
  2. Step 2: Convert to fraction form
    35,186.98/52,788.38 = 11,812.82/x
  3. Step 3: Cross multiply
    35,186.98x = 52,788.38 × 11,812.82
  4. Step 4: Simplify right side
    35,186.98x = 623,579,631.03
  5. Step 5: Solve for x
    x = 623,579,631.03/35,186.98
  6. Step 6: Final answer
    x = 17,721.89

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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.