Home / 30,046.20-45,076.68-10,325.04

Finding the Fourth Proportional to 30,046.20, 45,076.68 and 10,325.04

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Solution

The fourth proportional to 30,046.20, 45,076.68 and 10,325.04 is: 15,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046.20 : 45,076.68 = 10,325.04 : x
  2. Step 2: Convert to fraction form
    30,046.20/45,076.68 = 10,325.04/x
  3. Step 3: Cross multiply
    30,046.20x = 45,076.68 × 10,325.04
  4. Step 4: Simplify right side
    30,046.20x = 465,418,524.07
  5. Step 5: Solve for x
    x = 465,418,524.07/30,046.20
  6. Step 6: Final answer
    x = 15,490.10

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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.