Home / 31,361.91-47,056.02-19,525.59

Finding the Fourth Proportional to 31,361.91, 47,056.02 and 19,525.59

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Solution

The fourth proportional to 31,361.91, 47,056.02 and 19,525.59 is: 29,296.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,361.91 : 47,056.02 = 19,525.59 : x
  2. Step 2: Convert to fraction form
    31,361.91/47,056.02 = 19,525.59/x
  3. Step 3: Cross multiply
    31,361.91x = 47,056.02 × 19,525.59
  4. Step 4: Simplify right side
    31,361.91x = 918,796,553.55
  5. Step 5: Solve for x
    x = 918,796,553.55/31,361.91
  6. Step 6: Final answer
    x = 29,296.58

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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.