Home / 31,020.03-46,530.32-11,298.69

Finding the Fourth Proportional to 31,020.03, 46,530.32 and 11,298.69

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Solution

The fourth proportional to 31,020.03, 46,530.32 and 11,298.69 is: 16,948.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,020.03 : 46,530.32 = 11,298.69 : x
  2. Step 2: Convert to fraction form
    31,020.03/46,530.32 = 11,298.69/x
  3. Step 3: Cross multiply
    31,020.03x = 46,530.32 × 11,298.69
  4. Step 4: Simplify right side
    31,020.03x = 525,731,604.79
  5. Step 5: Solve for x
    x = 525,731,604.79/31,020.03
  6. Step 6: Final answer
    x = 16,948.13

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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.