Home / 30,854.42-46,274.40-8,669.91

Finding the Fourth Proportional to 30,854.42, 46,274.40 and 8,669.91

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Solution

The fourth proportional to 30,854.42, 46,274.40 and 8,669.91 is: 13,002.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854.42 : 46,274.40 = 8,669.91 : x
  2. Step 2: Convert to fraction form
    30,854.42/46,274.40 = 8,669.91/x
  3. Step 3: Cross multiply
    30,854.42x = 46,274.40 × 8,669.91
  4. Step 4: Simplify right side
    30,854.42x = 401,194,883.30
  5. Step 5: Solve for x
    x = 401,194,883.30/30,854.42
  6. Step 6: Final answer
    x = 13,002.83

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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.