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Finding the Fourth Proportional to 35,957.53, 53,912.94 and 14,891.86

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Solution

The fourth proportional to 35,957.53, 53,912.94 and 14,891.86 is: 22,328.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,957.53 : 53,912.94 = 14,891.86 : x
  2. Step 2: Convert to fraction form
    35,957.53/53,912.94 = 14,891.86/x
  3. Step 3: Cross multiply
    35,957.53x = 53,912.94 × 14,891.86
  4. Step 4: Simplify right side
    35,957.53x = 802,863,954.67
  5. Step 5: Solve for x
    x = 802,863,954.67/35,957.53
  6. Step 6: Final answer
    x = 22,328.12

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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.