Home / 30,885.88-46,332.75-8,397.03

Finding the Fourth Proportional to 30,885.88, 46,332.75 and 8,397.03

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Solution

The fourth proportional to 30,885.88, 46,332.75 and 8,397.03 is: 12,596.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,885.88 : 46,332.75 = 8,397.03 : x
  2. Step 2: Convert to fraction form
    30,885.88/46,332.75 = 8,397.03/x
  3. Step 3: Cross multiply
    30,885.88x = 46,332.75 × 8,397.03
  4. Step 4: Simplify right side
    30,885.88x = 389,057,491.73
  5. Step 5: Solve for x
    x = 389,057,491.73/30,885.88
  6. Step 6: Final answer
    x = 12,596.61

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1.5x scale

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.