Home / 35,740.53-53,611.20-12,361.50

Finding the Fourth Proportional to 35,740.53, 53,611.20 and 12,361.50

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Solution

The fourth proportional to 35,740.53, 53,611.20 and 12,361.50 is: 18,542.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,740.53 : 53,611.20 = 12,361.50 : x
  2. Step 2: Convert to fraction form
    35,740.53/53,611.20 = 12,361.50/x
  3. Step 3: Cross multiply
    35,740.53x = 53,611.20 × 12,361.50
  4. Step 4: Simplify right side
    35,740.53x = 662,714,848.80
  5. Step 5: Solve for x
    x = 662,714,848.80/35,740.53
  6. Step 6: Final answer
    x = 18,542.39

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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.