Home / 47,912.02-71,871.28-16,309.06

Finding the Fourth Proportional to 47,912.02, 71,871.28 and 16,309.06

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Solution

The fourth proportional to 47,912.02, 71,871.28 and 16,309.06 is: 24,464.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,912.02 : 71,871.28 = 16,309.06 : x
  2. Step 2: Convert to fraction form
    47,912.02/71,871.28 = 16,309.06/x
  3. Step 3: Cross multiply
    47,912.02x = 71,871.28 × 16,309.06
  4. Step 4: Simplify right side
    47,912.02x = 1,172,153,017.80
  5. Step 5: Solve for x
    x = 1,172,153,017.80/47,912.02
  6. Step 6: Final answer
    x = 24,464.70

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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.