Home / 31,064.96-46,604.64-8,878.62

Finding the Fourth Proportional to 31,064.96, 46,604.64 and 8,878.62

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Solution

The fourth proportional to 31,064.96, 46,604.64 and 8,878.62 is: 13,319.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,064.96 : 46,604.64 = 8,878.62 : x
  2. Step 2: Convert to fraction form
    31,064.96/46,604.64 = 8,878.62/x
  3. Step 3: Cross multiply
    31,064.96x = 46,604.64 × 8,878.62
  4. Step 4: Simplify right side
    31,064.96x = 413,784,888.80
  5. Step 5: Solve for x
    x = 413,784,888.80/31,064.96
  6. Step 6: Final answer
    x = 13,319.99

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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.