Home / 30,711.10-46,035.87-12,946.03

Finding the Fourth Proportional to 30,711.10, 46,035.87 and 12,946.03

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Solution

The fourth proportional to 30,711.10, 46,035.87 and 12,946.03 is: 19,406.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,711.10 : 46,035.87 = 12,946.03 : x
  2. Step 2: Convert to fraction form
    30,711.10/46,035.87 = 12,946.03/x
  3. Step 3: Cross multiply
    30,711.10x = 46,035.87 × 12,946.03
  4. Step 4: Simplify right side
    30,711.10x = 595,981,754.10
  5. Step 5: Solve for x
    x = 595,981,754.10/30,711.10
  6. Step 6: Final answer
    x = 19,406.07

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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.