Home / 30,874.04-46,306.20-9,811.30

Finding the Fourth Proportional to 30,874.04, 46,306.20 and 9,811.30

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Solution

The fourth proportional to 30,874.04, 46,306.20 and 9,811.30 is: 14,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,874.04 : 46,306.20 = 9,811.30 : x
  2. Step 2: Convert to fraction form
    30,874.04/46,306.20 = 9,811.30/x
  3. Step 3: Cross multiply
    30,874.04x = 46,306.20 × 9,811.30
  4. Step 4: Simplify right side
    30,874.04x = 454,324,020.06
  5. Step 5: Solve for x
    x = 454,324,020.06/30,874.04
  6. Step 6: Final answer
    x = 14,715.41

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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.