Home / 30,740.28-46,107.70-8,553.18

Finding the Fourth Proportional to 30,740.28, 46,107.70 and 8,553.18

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Solution

The fourth proportional to 30,740.28, 46,107.70 and 8,553.18 is: 12,829.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.28 : 46,107.70 = 8,553.18 : x
  2. Step 2: Convert to fraction form
    30,740.28/46,107.70 = 8,553.18/x
  3. Step 3: Cross multiply
    30,740.28x = 46,107.70 × 8,553.18
  4. Step 4: Simplify right side
    30,740.28x = 394,367,457.49
  5. Step 5: Solve for x
    x = 394,367,457.49/30,740.28
  6. Step 6: Final answer
    x = 12,829.01

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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.