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Finding the Fourth Proportional to 35,436, 53,154 and 14,660.04

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Solution

The fourth proportional to 35,436, 53,154 and 14,660.04 is: 21,990.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436 : 53,154 = 14,660.04 : x
  2. Step 2: Convert to fraction form
    35,436/53,154 = 14,660.04/x
  3. Step 3: Cross multiply
    35,436x = 53,154 × 14,660.04
  4. Step 4: Simplify right side
    35,436x = 779,239,766.16
  5. Step 5: Solve for x
    x = 779,239,766.16/35,436
  6. Step 6: Final answer
    x = 21,990.06

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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.