Home / 35,315.04-52,972.68-11,957.88

Finding the Fourth Proportional to 35,315.04, 52,972.68 and 11,957.88

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Solution

The fourth proportional to 35,315.04, 52,972.68 and 11,957.88 is: 17,936.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315.04 : 52,972.68 = 11,957.88 : x
  2. Step 2: Convert to fraction form
    35,315.04/52,972.68 = 11,957.88/x
  3. Step 3: Cross multiply
    35,315.04x = 52,972.68 × 11,957.88
  4. Step 4: Simplify right side
    35,315.04x = 633,440,950.72
  5. Step 5: Solve for x
    x = 633,440,950.72/35,315.04
  6. Step 6: Final answer
    x = 17,936.86

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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.