Home / 47,964.24-71,946.21-12,903.93

Finding the Fourth Proportional to 47,964.24, 71,946.21 and 12,903.93

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Solution

The fourth proportional to 47,964.24, 71,946.21 and 12,903.93 is: 19,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,964.24 : 71,946.21 = 12,903.93 : x
  2. Step 2: Convert to fraction form
    47,964.24/71,946.21 = 12,903.93/x
  3. Step 3: Cross multiply
    47,964.24x = 71,946.21 × 12,903.93
  4. Step 4: Simplify right side
    47,964.24x = 928,388,857.61
  5. Step 5: Solve for x
    x = 928,388,857.61/47,964.24
  6. Step 6: Final answer
    x = 19,355.85

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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.