Home / 47,753.34-71,605.29-21,435.42

Finding the Fourth Proportional to 47,753.34, 71,605.29 and 21,435.42

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Solution

The fourth proportional to 47,753.34, 71,605.29 and 21,435.42 is: 32,142.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,753.34 : 71,605.29 = 21,435.42 : x
  2. Step 2: Convert to fraction form
    47,753.34/71,605.29 = 21,435.42/x
  3. Step 3: Cross multiply
    47,753.34x = 71,605.29 × 21,435.42
  4. Step 4: Simplify right side
    47,753.34x = 1,534,889,465.37
  5. Step 5: Solve for x
    x = 1,534,889,465.37/47,753.34
  6. Step 6: Final answer
    x = 32,142.03

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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.