Home / 47,728.51-71,563.35-16,135.59

Finding the Fourth Proportional to 47,728.51, 71,563.35 and 16,135.59

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Solution

The fourth proportional to 47,728.51, 71,563.35 and 16,135.59 is: 24,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,728.51 : 71,563.35 = 16,135.59 : x
  2. Step 2: Convert to fraction form
    47,728.51/71,563.35 = 16,135.59/x
  3. Step 3: Cross multiply
    47,728.51x = 71,563.35 × 16,135.59
  4. Step 4: Simplify right side
    47,728.51x = 1,154,716,874.63
  5. Step 5: Solve for x
    x = 1,154,716,874.63/47,728.51
  6. Step 6: Final answer
    x = 24,193.44

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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.