Home / 47,045.66-70,539.78-19,996.16

Finding the Fourth Proportional to 47,045.66, 70,539.78 and 19,996.16

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Solution

The fourth proportional to 47,045.66, 70,539.78 and 19,996.16 is: 29,982.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,045.66 : 70,539.78 = 19,996.16 : x
  2. Step 2: Convert to fraction form
    47,045.66/70,539.78 = 19,996.16/x
  3. Step 3: Cross multiply
    47,045.66x = 70,539.78 × 19,996.16
  4. Step 4: Simplify right side
    47,045.66x = 1,410,524,727.24
  5. Step 5: Solve for x
    x = 1,410,524,727.24/47,045.66
  6. Step 6: Final answer
    x = 29,982.04

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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.