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Finding the Fourth Proportional to 35,602.43, 53,361.71 and 14,529.30

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Solution

The fourth proportional to 35,602.43, 53,361.71 and 14,529.30 is: 21,776.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.43 : 53,361.71 = 14,529.30 : x
  2. Step 2: Convert to fraction form
    35,602.43/53,361.71 = 14,529.30/x
  3. Step 3: Cross multiply
    35,602.43x = 53,361.71 × 14,529.30
  4. Step 4: Simplify right side
    35,602.43x = 775,308,220.46
  5. Step 5: Solve for x
    x = 775,308,220.46/35,602.43
  6. Step 6: Final answer
    x = 21,776.84

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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.