Home / 46,011.92-69,020.78-12,277.31

Finding the Fourth Proportional to 46,011.92, 69,020.78 and 12,277.31

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Solution

The fourth proportional to 46,011.92, 69,020.78 and 12,277.31 is: 18,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,011.92 : 69,020.78 = 12,277.31 : x
  2. Step 2: Convert to fraction form
    46,011.92/69,020.78 = 12,277.31/x
  3. Step 3: Cross multiply
    46,011.92x = 69,020.78 × 12,277.31
  4. Step 4: Simplify right side
    46,011.92x = 847,389,106.01
  5. Step 5: Solve for x
    x = 847,389,106.01/46,011.92
  6. Step 6: Final answer
    x = 18,416.73

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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.