Home / 31,273.02-43,157.82-17,125.98

Finding the Fourth Proportional to 31,273.02, 43,157.82 and 17,125.98

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Solution

The fourth proportional to 31,273.02, 43,157.82 and 17,125.98 is: 23,634.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273.02 : 43,157.82 = 17,125.98 : x
  2. Step 2: Convert to fraction form
    31,273.02/43,157.82 = 17,125.98/x
  3. Step 3: Cross multiply
    31,273.02x = 43,157.82 × 17,125.98
  4. Step 4: Simplify right side
    31,273.02x = 739,119,962.16
  5. Step 5: Solve for x
    x = 739,119,962.16/31,273.02
  6. Step 6: Final answer
    x = 23,634.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.